Quectel Wireless Solutions Co.Ltd(603236) : Announcement on the progress of the US International Trade Commission’s 337 investigation into the company

Securities code: Quectel Wireless Solutions Co.Ltd(603236) securities abbreviation: Quectel Wireless Solutions Co.Ltd(603236) Announcement No.: 2022011 Quectel Wireless Solutions Co.Ltd(603236)

Announcement on the progress of the US International Trade Commission’s 337 investigation into the company

The board of directors and all directors of the company guarantee that there are no false records, misleading statements or major omissions in the contents of this announcement, and bear individual and joint liabilities for the authenticity, accuracy and completeness of its contents.

Quectel Wireless Solutions Co.Ltd(603236) (hereinafter referred to as “the company”) disclosed the announcement on the progress of the US International Trade Commission’s 337 investigation into the company (Announcement No.: 2020064) on December 23, 2020, Royal Philips of the Netherlands and Philips North America (hereinafter referred to as “Philips”) filed an application with the United States International Trade Commission (ITC) on December 18, 2020 in accordance with Section 337 of the tariff act of 1930, claiming that the UMTS and LTE cellular communication modules and products exported, imported or sold in the United States infringe their patent rights and requesting to initiate 337 investigation, And apply for ITC to issue general exclusion order, limited exclusion order and prohibition order. The company and many other enterprises are listed as the respondent. See the company’s website at Shanghai stock exchange for details( http://www.sse.com.cn. )Relevant announcements of disclosure. The relevant progress is hereby announced as follows:

1、 Progress

On April 2, 2022, the company was informed of the preliminary ruling of the ITC administrative judge (hereinafter referred to as the “preliminary ruling”), which showed that the company’s products did not infringe the patent right of Philips, did not violate the provisions of article 337 of the tariff act of 1930, the general exclusion order, limited exclusion order and prohibition order applied by Philips were not approved by ITC, and the company’s products can still be normally exported to the United States.

This 337 investigation did not have a material impact on the company’s production and operation. The company will continue to follow up the progress of the above matters, actively communicate and negotiate with relevant parties, resolutely safeguard the legitimate rights and interests of the company and all shareholders, and timely fulfill the obligation of information disclosure in accordance with relevant regulations.

2、 Relevant risk tips

The above progress is the result of the current preliminary determination, and the subsequent administrative reconsideration and final decision will be made in accordance with the relevant procedures of ITC. The company will timely perform the obligation of information disclosure in accordance with the requirements of relevant laws and regulations. The company reminds investors that China Securities News, Shanghai Securities News, Securities Daily, securities times and the website of Shanghai Stock Exchange (www.sse. Com. CN.) As the company’s information disclosure media, all information publicly disclosed by the company shall be subject to the official announcement published by the above media. Please pay attention to investment risks. It is hereby announced.

Quectel Wireless Solutions Co.Ltd(603236) board of directors April 6, 2022

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