FCC ID: 2AYG3-A001 Dancing Mat

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C5266091_X24_Ed.2 Attestation Statements TO:

Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules covered telecommunications equipment and video surveillance equipment produced by entities identified on the Commissions Covered List1, which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) that prohibit equipment authorization for Applicant Company name: Shenzhen DongShengXuRi Electronics Technology Co., Ltd Grantee code: 2AYG3 FCC ID:2AYG3-A001 FRN0030297212 Contact Name: James.CAO Address:No.16 Plant, GangBei Industrial Zone, Xixiang Street, Bao'an District Shenzhen China Telephone No:+ 86 13528796854 Fax No:N/A Email: 874851418@qg.com i. ii.

[Shenzhen DongShengXuRi Electronics Technology Co., Ltd]

(the applicant) 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. The applicant must sign this certification.

[Shenzhen DongShengXuRi Electronics Technology Co., Ltd]

(the applicant) certifies that, as of the date of the filing of the application, the applicant is not (as a specifically named entity or any of its subsidiaries or affiliates) identified on the Covered List as an entity producing covered equipment. The applicant must sign this certification.

[Shenzhen DongShengXuRi Electronics Technology Co., Ltd]

applicant) 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 .

(the Date: 2024/03/27 Applicants Name:James.CAO Title: Engineering Manager Signature 1 The Commissions Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commissions website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes covered equipment. https://www.fcc.gov/supplychain/coveredlist 1/1

Shenzhen DongShengXuRi Electronics Technology Co., Ltd C5266091_X10_Ed.2 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Subject: Request for Confidentiality FCC ID: 2AYG3-A001 To Whom It May Concern, Date: 2024-03-27 Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules

(47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits ID Label/Location Attestation Statement External Photos Block Diagram Schematics Test Report Test Setup Photos Users Manual Internal Photos Parts List / Tune Up RF Exposure Info Operational Description Cover Letter(s) SDR Software / Security Info Long-Term Confidentiality No No No No No NOTE 1 NOTE 1 No No Short-Term Confidentiality NOTE 2 No No No No No No NOTE 1: LongTerm Confidentiality may be permitted under special conditions (See II. LONGTERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: ShortTerm Confidentiality can be requested for a maximum of 180 days from the date of the grant. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. In case of short-term Confidentiality, the applicant requests the exhibits selected above are withheld from public view for a period of ___180___ days from the date of the Grant of Equipment Authorization and prior to marketing. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential 1/1 documents and those information will be available for public review once the grant of equipment authorization is issued. C5266091_X10_Ed.2 Sincerely, Signature:

Name: James.CAO Title: Engineering Manager 1/1

C5266091_X8_Ed.1 Letter of Authorization Shenzhen DongShengXuRi Electronics Technology Co., Ltd Company: Shenzhen DongShengXuRi Electronics Technology Co., Ltd Address: No.16 Plant, GangBei Industrial Zone, Xixiang Street, Bao'an District Shenzhen China Product Name: Dancing Mat Model Number: A001 FCC Identifier:

2AYG3-A001 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. is allowed to forward all Name:

James.CAO Date: 2024-03-27 Title:

Engineering Manager Signature of applicant:

1/1

US Agent for Service of Process LETTER OF ATTESTATION TO:

Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process:

Company Name: UA INTERNATIONAL INC. FRN: 0033510736 Contact Name:Jessica Zhong Address: 5030 Boardwalk Dr Suite 818 Colorado Springs, COLORADO 80919, USA Telephone No: 001-719-6787182 Email: UA.customerservice@hotmail.com Applicant:

Company name: Shenzhen DongShengXuRi Electronics Technology Co., Ltd Product Description: Dancing Mat Grantee code: 2AYG3 FCC ID: 2AYG3-A001 FRN:0030297212 Contact Name:James.CAO Address:No. 16 Plant, GangBei Industrial Zone, Xixiang Street, Bao'an District Shenzhen China Telephone No:+ 86 13528796854 Email:874851418@qg.com

[Shenzhen DongShengXuRi Electronics Technology Co., Ltd] certifies that, as of the date of this filing of the application with the TCB, [UA INTERNATIONAL INC.] is our designated US agent for service of process for the above referenced FCC ID. [Shenzhen DongShengXuRi Electronics Technology Co., Ltd] 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 equipment. [UA INTERNATIONAL INC.] accepts, as of the date of the filing of the application, the obligation of the designated US agent for service of process for the above reference FCC ID. The US Agent for Service of Process is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause 2.911. The Applicant is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause 2.911. Date: 2024/04/10 Applicants Name:James.CAO Title:Engineering Manager Signature James c/o 1/1