FCC ID: SY4-A02043 Receiver

CHCNAV NX510 Pro User Guide Revision 1.0 June 01, 201 Precision Agriculture | August 2021 Make your work more efficient Table of Content Table of Content Table of Content ............................................................................................................... 2 Preface ............................................................................................................................ 3 Copyright & Trademarks .................................................................................................... 3 Safety Warnings ................................................................................................................. 3 FCC Interference Statement .............................................................................................. 3 CE Interference Statement ................................................................................................ 3 Notices ............................................................................................................................ 4 1. Introduction .............................................................................................................. 5 1.1. Main components ................................................................................................ 5 1.2. Software interface ............................................................................................... 6 2. Getting Started .......................................................................................................... 8 2.1. 2.2. 2.3. 2.4. 2.5. Power on .............................................................................................................. 8 Change software language .................................................................................. 8 Register the RTK Mode Get into [Setting]-[GNSS-Setting] ................................... 9 Checking RTK Signal Status .................................................................................. 9 Receiver Settings ................................................................................................ 11 2.5.1. Built-in radio (using radio base station) ............................................................. 11 2.5.2. Multi-network mode (use a network base station) ........................................... 13 2.6. 2.7. 2.8. 2.9. Implement Settings .......................................................................................... 16 Quick line setting ............................................................................................. 17 Other alignments ............................................................................................... 18 Auto Pilot ......................................................................................................... 20 2.10. Power off.......................................................................................................... 21 3. Common Functions ................................................................................................. 23 3.1. 3.2. 3.3. 3.4. 3.5. 3.6. Center offset ...................................................................................................... 23 Help function ................................................................................................... 24 Line to Zero ........................................................................................................ 33 Transfer line calculation ..................................................................................... 34 Camera function .............................................................................................. 35 Guideline share .................................................................................................. 35 4. Equipment Maintenance ......................................................................................... 38 CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 2 Preface Preface Copyright & Trademarks Copyright 2016-2021 - CHCNAV | Shanghai Huace Navigation Technology Ltd. All rights reserved. Trademarks - The CHC Navigation, CHCNAV are trademarks of Shanghai Huace Navigation Technology Limited. All other products and brand names mentioned in this publication are trademarks of their respective holders. Safety Warnings The Global Navigation Satellite System (GNSS) is operated by governments and public entities, which are solely responsible for the accuracy and maintenance of the GNSS network. Accuracy can also be affected by poor satellite geometry and obstructions, such as buildings and heavy canopy. FCC Interference Statement This equipment has been designed to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules in the Portable Mode. These limits are designed to provide reasonable protection against harmful interference in a residential installation. Operation is subject to the following two conditions: (1) this device may not cause harmful interference and (2) this device must accept any interference received, including interference that may cause undesired operation. CE Interference Statement Declaration of Conformity: Hereby, Shanghai Huace Navigation Technology Ltd. declares that this NX510 Pro is in compliance with the essential requirements and other relevant provisions of Directive 2014/53/EU. A copy of the Declaration of conformity can be obtained from Shanghai Huace Navigation Technology Ltd. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 3 Notices Notices The receiver will be 10-15cm higher than the original tractor roof top. When the tractor enters or exits the garage or travels at the height limit, the safety of the roof equipment should be paid attention to prevent damage to the antenna and cables. Disconnect the power cord when the device is not in use for a long time to prevent loss of battery power. The autosteering system shall not be used in restricted areas during non-operating time. When the device is turned on for auto driving, the driver is recommended to stay in the tractor cab. When using the device, please prevent the cab from water. Protective measures need to be taken for equipment while performing cab cleaning. Any disassemble action should be performed in accordance with the instructions or under the instruction of technician. Please use it strictly in accordance with the user manual and prohibit changing the software parameters arbitrarily. CHCNAV declines any responsibility for damage caused by improper use or any use other than those described in this instruction manual. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 4 Introduction 1. Introduction 1.1.Main components Device name Image PA-3 Receiver Console Electrical Steering Wheel GA-Sensor Angle sensor Rear Camera CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 5 1.2. Software interface Introduction 1. Satellite information: There are two numbers, displayed in the form of X / Y. X represents the number of tracked satellites, and Y represents the number of used satellites, and Y= 4 refers to RTK fixed. 2. The status of the base station: There are two numbers, displayed in the form of X / Y. X represents the signal latency. If you are using the radio mode, Y is the current number of channels. If you are using network mode, Y will change to NET;

3. Positioning accuracy;

4. Horizontal deviation display bar (the default is 1cm per grid, adjustable);

5. Lateral deviation, the tractor is negative on the left side of the navigation line and positive on the right side of the line;

6. The current number of lines where the tractor is located (the original line is 0);

7. Real-time speed;

8. Operating area (default unit is mu, adjustable);

9. Shut down button;

10. Help, including one-click help, alignment guidance, center offset guidance, plow width guidance;

CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 6 11. Agricultural tool settings, such as plough width, centerline offset, and row spacing;

Introduction A: Setup the width of the Plow B: Setup the Center offset 12. Brightness configuration;

13. Settings, all functions and settings are in this interface;

14. Electronic compass;

15. Vehicle and navigation line;

16. Camera function, it will cover the background with the picture taken by the camera after turning on;

17. Zoom in / out;

18. Fast routing function, the type of routing is the type of the line last time;

19. Line offset A: The line is shifted to the left. B: The line is shifted to the right. C: Enter the travel distance of the line (unit: cm) D: Line to zero 20. Quickly adjust the entry and travel parameters;

21. Working track coverage;

22. Manual / automatic status display and switching CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 7 2. Getting Started 2.1.Power on Getting Started Image Description Turn on the red power button above the monitor and the button will turn green. 2.2. Change software language Get into [Setting]-[System setup]-[Basic Setting]-[Language Selection]

CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 8 Getting Started 2.3. Register the RTK Mode Get into [Setting]-[GNSS-Setting]

Show the device No.to technical support and we will provide you the registration code. 2.4.Checking RTK Signal Status Green LED: it flashes once a second while receiving correction data. Blue LED: indicates the number of tracked satellites; if it tracks N satellites, the blue LED will flash N times every 5 seconds. Red light: indicates the RTK status. Red indicates RTK Fixed. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 9 Getting Started A: Satellite information: displayed in the form of X / Y. X represents the number of tracked satellites, and Y represents the RTK status, and Y= 4 is the normal differential RTK. B: The signal status of the base station: displayed in the form of X / Y. X represents the signal latency. If you are using the radio mode, Y is the current channel. If you are using network mode, Y will change to NET;

C: Positioning accuracy. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 10 Getting Started 2.5. Receiver Settings 2.5.1. Built-in radio (using radio base station) Click the signal display icon in the upper left corner. Click [ ] of Operation mode, select the built-in radio mode. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 11 Click [ ]of Channel and select the same channel as that of base station. Getting Started After selecting the channel, it will show that the configuration is successful. Click [ ] in the upper left corner to return to the main interface. Three signal icons in the upper left corner are grey and non-zero, indicating that the RTK signal is available. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 12 Getting Started 2.5.2. Multi-network mode (use a network base station)

[Pre-instruction for using network (fixed) base stations (required)]

Using the network base station requires 3G/4G data subscription. The user needs at least one SIM card (two in dual-network mode), and one SIM card can be inserted into the PA-3receiver and the other can be inserted into the display. Step 1: Click [ ] of operation mode to select the Multi-Network mode. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 13 Getting Started Step 2: Click [Add] to add the base station information. Base station information (multiple base station information are supported):

The base station name: chc (in default) Protocol: CORS (in default) Input the IP, port, username and password you have, click [Save]. Click [Download] in the source list and select RTCM3.2 format. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 14 Getting Started Step 3: return to the Differential setting interface, select the set base station, and click [Apply]

to connect to the base station. After returning to the main interface, the three icons in the upper left corner are grey and the number is not zero, which means that the base station signal is normally available. Currently supports saving multiple base stations, the distance of the base station will be displayed, select another base station and click the [APPLY] to replace current base station. After selecting the base station, the interface shows that the application is successful. Click the [ ] corner to return to the main interface. The main interface shows that the three signal icons in the upper left corner are gray and non-zero, indicating that the RTK signal is normally available;

CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 15 Getting Started 2.6. Implement Settings Click [ ] on the left of main interface to enter the implement setting;

Plough width (A): width of the farm implements; (width from the far-left seeding opening to the far-right seed opening of the seeder) Line spacing (B): the distance between lines;

Axle-plow distance (C): distance steering shaft and hitch point; (0 in default) Center offset (D): The abnormal line spacing due to the misalignment of the plough, it could be adjusted automatically based on the inputted value (see 4.2 Handover Line Calculation for specific operations). CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 16 Getting Started 2.7. Quick line setting Click to enter the quick alignment Park the tractor at the start point (A) of the alignment, and face to the end of the alignment. Choose the straight AB line or Curve ,the line you want. Manually drive to the other side of the alignment, stop and set it as point B. During this process, please keep the agricultural tools lifted up. After the point B is set, the navigation line is automatically saved. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 17 Getting Started 2.8. Other alignments This software can also set other types of guideline. Click [Settings]-[Guide Line Settings]

CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 18 Click [Add]. Getting Started Select the type of navigation line, input the name, and click [CREATE] to enter the alignment step. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 19 Getting Started 2.9. Auto Pilot indicates manual mode;

indicates auto pilot mode. Click this button to switch between the two modes. Manual mode Auto pilot mode CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 20 2.10. Power off Click and click OK to turn off the CB-A10 display. Getting Started Controller power off Slide the red latch downward and press the switch to power off. Note: The direction of slide will change with the direction of controller mounting. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 21 Turn the steering wheel switch to "" to turn off the steering wheel, the green led will turn off. Getting Started CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 22 Common Functions 3. Common Functions 3.1.Center offset This function is used to adjust the operation track of agricultural machinery to be repeated or omitted. If you set the line spacing to 90cm, after driving a round trip (turning left),ne spacing in the middle is 86.5cm, then you only need to enter 3.5cm to the right.lateral deviation will be changed automatically. At this time, just start the operation by auto-driving CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 23 Common Functions 3.2. Help function Click [ ] to enter the [Help]. A. Heading Reversed When the guideline swings when the outgoing vehicle stops, you can try to use this function to restore the course. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 24 Common Functions B. Alignment guidance Guidance for each step of the alignment operation, and other functions cant be used . To exit, click [Exit]. Step 1: Click [Make Line] in [Help] to turn on the AB line alignment guide. Step 2: After clicking [Make Line], the [Line] button will be highlighted on the right, and other functions are blocked. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 25 Common Functions Step 3: Click [line], [A] appears in the lower right corner. [A] is the start point, the vehicle should be parked at the starting point of alignment. Step 4: Manually drive to the other side of the alignment. Set the point B after the tractor stops. During this process, please keep the agricultural tools lifted up. After point B is confirmed, click [Save]. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 26 Common Functions C. Access calculation guidance Due to problems such as vehicle calibration and parameter errors, the transfer lines may be inaccurate. Users can complete the self-adjustment of the transfer lines through the calculation guide of the transfer lines. Step 1: Click [Set Center Offset] in the [Help] function CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 27 Step 2: Click [IMP]. Common Functions Step 3: Click the function of [AUTOMATIC CALCULATION]. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 28 Select the scene based on the real situation. Common Functions CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 29 Common Functions Step 4; Click [Finish] after inputting, the offset of the farm tool center has been set, and click

[Save]. The next transfer line generated back and forth can verify that the modification is correct. D. Width Guidance This function is used to modify the width after changing the farm implement. Step 1: Click [Set Plow With] in the [Help] function to enter the [Implement Management]

interface. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 30 Step 2: Modify the width of agricultural implements and line spacing on [Implement width]

and [Line Spacing] to. Common Functions Step 3: Click [OK] after modification. E. Remote assistant Click [Remote assistant] and start to download the app CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 31 Common Functions After click the [Start Now], You can provide the ID to our technical support. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 32 Common Functions F. Parameters Take photo of this page and it can help our technical support analyze problem quickly. 3.3. Line to Zero Click [Shift], then click [Reset] to reset the AB line to zero, that is, to shift the AB line to the current position of the tractor. Please make sure the tractor is facing parallelly with line AB while performing the line to zero. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 33 Common Functions 3.4. Transfer line calculation Basic conditions: make sure the alignment is with good straightness, and the setting of plough width is the combination of plough width and the transfer line width. Refer to chapter 3.4 Implement settings. Measurement method: please try to avoid taking sample form the starting point of transfer line (generally, 20 meters after the headland). During test, drive the tractor forward with plough, after driving 100 meters, make a U-turn and drive 100 meters forward, and then make another U-turn and drive 100 meters forward. During driving, automatic pilot is used, and the measurement point is selected in the middle. Take 5 or more points and take the average to avoid accidental errors. Operation method: Measure two transfer lines. According to the real situation, transfer line 1 is generated first, and transfer line 2 is generated later. Select the head to Left or Head to Right according to the software instruction and enter the relevant values. Click OK and then the software will calculate the transfer line. Operation method: please refer to chapter 4.1 c. Transfer Line Calculation Guide for details CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 34 3.5. Camera function Click [ ] to open the camera. The background of the main interface is the camera screen. Common Functions

(The renderings are just for reference) 3.6. Guideline share If both of the tablet is online, they can share the guideline remotely. First, choose the guideline you want to share, then click[

]-[Export]-[Share]

CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 35 You will get the Share code. Common Functions Then on the other tablet, click [Import]-[Get share],enter the code. Then you will get the guideline you want to transfer. If you want to share Trimble or Topcons guideline to your tablet. You can copy the guideline with USB fresh disk, then click[Import]-[Import Topcon data.]/[Import trimble line]to get the guideline you want. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 36 Common Functions CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 37 4. Equipment Maintenance Equipment Maintenance In order to ensure the normal operation and service life of the equipment, please maintain the equipment under the instruction of the manual. Please do not disassemble the main components of the system. If necessary, please contact the CHCNAV after-sales service support@chcnav.com. Please use device under the instruction of user guide. Regularly check each screw, wiring harness and connector of the system, such as controller fixing screws, angle sensor fixing screws, data cable connectors, etc. Steering wheel:

Keep the motor clean. Maintain the environment in which the motor is used. Please do not wrap materials such as cotton cloth and dustproof film on the motor. Before starting the work, check whether the transmission device is flexible; whether the concentricity of the coupling is standard; the flexibility of the gear transmission. CHCNAV NX510 PRO USER MANUAL | 2021-08 P a g e | 38 LTE Module Model: EG25-G NTOE: Those module have been certified by MIC. CHC Navigation Building D, NO. 599 Gaojing Road, Qingpu District, 201702 Shanghai, China Tel: +86 21 542 60 273 | Fax: +86 21 649 50 963 Email: sales@chcnav.com | support@chcnav.com Skype: chc_support Website: www.chcnav.com This equipment contains specified radio equipment that has been certified to the Technical Regulation Conformity Certification under the Radio Law Make your work more efficient FCC warning statements:

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. The device has been evaluated to meet general RF exposure requirement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body.

FCC ID: SY4-A02043 Contains FCC ID: XMR201903EG25G Receiver Model No.: PA-3 Plus Size: 4.0cm *1.5cm Label Location

Shanghai Huace Navigation Technology Ltd. Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 6/14/2023 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: SY4-A02043

[Insert applicant name] Shanghai Huace Navigation Technology Ltd. certifies that the equipment for which authorization is sought is not covered equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Sincerely, Signed:

Printed name: Glenn Chu Title: Certification Manager Company Name: Shanghai Huace Navigation Technology Ltd. Rev 1/26/2023 Shanghai Huace Navigation Technology Ltd. Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 6/14/2023 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: SY4-A02043

[Insert applicant name] Shanghai Huace Navigation Technology Ltd. certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing covered equipment. Sincerely, Signed:

Printed name: Glenn Chu Title: Certification Manager Company Name: Shanghai Huace Navigation Technology Ltd. Rev 1/26/2023

Shanghai Huace Navigation Technology Ltd. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Subject; Request for Long Term Confidentiality FCC ID: SY4-A02043 Date: June 19, 2023 To Whom It May Concern, Pursuant to the provisions of the Commissions rules Title 47 Sections 0.457 and 0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Operational Description Tune up It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature:

June 19, 2023 Name Position Company Name Address Tel Fax Email Glenn Chu Certificate Manager Shanghai Huace Navigation Technology Ltd. 577 Songying Road, Qingpu District, 201706 Shanghai, China

+8675529766001

sheng_chu@huacenav.com

iGage Mapping Corporation U.S. Agent Designation for Service of Process -

Certification Attestation Letter 6/19/2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA ATTN.: Reviewing Engineer FCC ID: SY4-A02043 Per section 2.911(d)(7) of the FCC rules, Shanghai Huace Navigation Technology Ltd.

(the applicant) certifies that the equipment for which authorization is sought is designated to the following U.S. agent* for service of process:

Company Name: iGage Mapping Corporation FRN: 0013933296 Physical U.S. Company Address: 1545 South 1100 East #1, Salt Lake City, UT 84105, United States Agent name: Mark E Silver Agent Email Address: ms@igage.com The above contact person accepts the obligation for service of process. The applicant accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Applicant Signed:

Agent Signed (if different to Applicant):

Signed:

Printed name: Glenn Chu Title: Certification Manager Company Name: Shanghai Huace Navigation Technology Ltd. Date: 2023-06-19 Signed:

Printed name: Mark E Silver Title: President Company Name: iGage Mapping Corporation Date: 2023-06-19

* the applicant must designate a contact located in the United States for purposes of acting as the applicants agent for service of process, regardless of whether the applicant is a domestic or foreign entity. An applicant located in the United States may designate itself as the agent for service of process.

Differences Description We Shanghai Huace Navigation Technology Ltd. state:

Product name: Receiver Model: PA-3 Plus, PA-3 SE, PA-3 Pro All models have the same software and circuit. The difference is the UHF module (the Plus and Pro is not mounted, and the SE have UHF module). The difference is the GNSS module model (the three models have different built-in GNSS modules). Internal view(PA-3 Plus) Internal view(PA-3 Plus) Internal view(PA-3 SE) Internal view(PA-3 SE) Internal view(PA-3 Pro) Internal view(PA-3 Pro) Signature:

Name Position Company Name Address Tel Fax Email 2023-06-09 Glenn Chu Certificate Manager Shanghai Huace Navigation Technology Ltd. 577 Songying Road, Qingpu District, 201706 Shanghai, China

+8675529766001

359662367@qq.com

Shanghai Huace Navigation Technology Ltd. June 19, 2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Attn: Director of Certification Authority to Act as Agent On our behalf, I appoint Shenzhen Alpha Product Testing Co., Ltd. Address: Building i, No.2, Lixin Road, Fuyong Street, Baoan District, 518103, Shenzhen, Guangdong, China

(Shenzhen Alpha Product Testing Co., Ltd. Add:

Person: Mark Zhu Building i, No.2, Lixin Road, Fuyong Street, Bao'an District, 518103, Shenzhen, Guangdong, China). to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commissions regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, as specified by Timco Engineering Inc., still resides with Shanghai Huace Navigation Technology Ltd.. Address: 577 Songying Road, Qingpu District, 201706 Shanghai, China (applicant name and address). Signature:

June 19, 2023 Name Position Company Name Address Tel Fax Email Glenn Chu Certificate Manager Shanghai Huace Navigation Technology Ltd. 577 Songying Road, Qingpu District, 201706 Shanghai, China

+8675529766001

sheng_chu@huacenav.com