The full name of Tianjin 7 12 factory is Tianjin 7 12 communication and broadcasting co., ltd, which is a state-owned enterprise. I usually get off work around 5 o'clock, and on weekends, my work is very easy.
Tianjin 7 12 Communication Broadcasting Co., Ltd. was established in 2004, located in Tianjin, and is an enterprise focusing on research and experimental development.