According to official website's inquiry, the enterprise information of Shenzhen * * * Gold Electronics Co., Ltd. is not a state-owned enterprise, and the enterprise type is limited by shares (listed). Shenzhen * * * Jinjin Electronics Co., Ltd., referred to as * * * Jinjin Electronics for short, its predecessor "Tongwei" started at 199 1, and the company was listed on the A-share market of Shanghai Stock Exchange in February, 20 15.