Notice: Company Renamed
To carry out Tsinghua Unigroup’s development strategy and meet the need of the rapid development of the new era semiconductor industry, the wholly subsidiary of Unigroup Guoxin Microelectronics Co., Ltd., Beijing Tongfang Microelectronics Co., Ltd. was renamed “Tongxin Microelectronics Co., Ltd.”(Abbreviation remains as“TMC”) recently.

Unigoup Guowei Joined eSIM Industry Cooperation Alliance
On April 26, 2018, China Unicom Partner Conference and Communication Information Terminal Trade Fair was held in Chongqing. The "eSIM Industry Cooperation Alliance" established with the development concept of "New ecology, Great cooperation and Shared prosperity".
Practicing "Chinese Dream" – TMC Won China Semiconductor "Secure and Reliable product" Award for Three Consecutive Years
On Oct. 23, 2017, with the theme of “China Semiconductor New Energy”,the 12th China Integrated Circuit Industry Promotion Conference held in Kunshan by Software and Integrated Circuit Promotion Center of Ministry of Industry and Information Technology (hereinafter referred to as "CSIP"). The 12th “China Semiconductor” selection was held at the conference as well.
TMC unveiled its "customized ammeter solutions" at 2017 35th electromagnetic survey technology, standards, products international seminar and exhibition.
On Oct. 18, 2017, Beijing Tongfang Microelectronics Co., Ltd. (hereinafter referred to as "TMC") attended 2017 35th Electromagnetic Measurement Technology, Standards, International Seminar and Exhibition, and unveiled its latest products and solutions in the fields of non-contact read /write chip, RTC real-time clock chip, mPOS chip.