Jimo Electronic Information City (Yijia Shengdi Yatao Baocheng Branch)

Xiaomi Shuangmu Shijie Electronic Technology (Lan'ao Road Branch)

Qingdao Keyu Hainuo Electron (Zhuangtou Xincun Branch)

Cambelrry Technology

Tangyun Yilin Digital

Jishun Monitoring Electronic Scale Duijiangji