- Taiyuan Simis Investment Casting Co., Ltd.
- Precision Casting, Investment Casting, Lost Wax Casting, Die Casting, Ductile Iron Casting, Iron Casting, Sand Casting, CCTV Housing, Aluminum Enclosures
Shanxi
- Beijing Hongbo Yatai Electrical Equipment Co, . Ltd
- Explosion Proof Monitoring System, Explosion Proof Camera, CCTV Camera
Beijing
- Cangzhou Aibsin Technology Co., Ltd
- Pan Tilt Unit, CCTV Camera Housing, Bracket, Sheet Metal Fabrication, Tripod, Double Axis Pan Tilt Unit, Single Axis Pan Tilt Unit, Heavy Duty Pan Tilt Unit
Hebei