Address: near Shangji Road
Tian Jian Innovation (Beijing) Monitoring Instrument Co., Ltd.
Address: Floor 2, Block B, Chu Yuan Science Park, No.39 Shi Xue Road, Chang 'an District, Xi 'an, Shaanxi.
Xidian university innovation digital co., ltd
Address: 6th Floor, Block B, Liren Science Park, No.52 Gaoxin Sixth Road, Xi, Shaanxi.