Is Shenzhen Haidemen Electronic Tired?

Not tired. According to official website, Zhitong's talent, Shenzhen Haidemen Electronics, is mainly responsible for R&D, design, manufacturing and subsequent processing and assembly of antenna products in the field of wireless transmission; Shenzhen Haidemen Electronics Co., Ltd., founded on 20 13, is a wholly-owned subsidiary of Shunluo Electronics and Shanghai Demen Technology.