1, Shenzhen chongda multilayer circuit board factory, address: No.0/03, Area A, Pumingsheng Industrial Park.
2. Shenzhen Wangjing Electronics Factory, Address: No.315, Pumingsheng Industrial Park, No.616, Zhoushi Road, Fuyuan Industrial City, Baoan District, Shenzhen.
3. Shenzhen Shen Lian Circuit Factory, Address: No.218, Zone A, Pumingsheng Industrial Park.