BAOJI TOPTECH INDUSTRIAL Co., Ltd was invested by "H. K JINLONG INDUSTRIAL Co., Ltd", The predecessor was "Shanghai launch Detection Technology Co., Ltd established in 2000 year. We are professional manufacturer for all kinds of metal detector machines in China.

Shenzhen MCD Electronics Co., Ltd is a large-scale security equipment manufacturer, which intergrets R&D, manufaturing and marketing together. Founded in 2005, MCD mainly concerntrated ondeveloping Metal Detector, Electronic Article Surveillance(ESA) devices, Food Packaging Testers, X-ray Package Checkers, Under Vehicle Inspection Equipments, Explosion-proof equipments ect.

Chenguang machinery &Electric Equipmemt Co., Ltd is comprehensive enterprise specialized in development, production, and marketing of ultra-hard materials.

Shenzhen Grandtop Electronics Co., Ltd was founded in 2005, certified with ISO9001, ISO13485& IATF16949. Grandtop is a professional manufacturer concentrated on PCB Assembly (SMT, DIP, AI) and electronic product final assembly (EMS) in the top market for global customers on different industries, such as Medical Equipment, Industrial Control, Automatic Control, Robotic Control, IOT, Smart Home Application.

Shenzhen Zhangyang Technology Co., Ltd. is an experienced manufacturer specializing in designing, manufacturing, and supplying a wide range of electronic products and moulds, especially in lighting area. We supply LED and xenon flashlights, LED keychains, laser products, Li-ion batteries, chargers and UV lights. We welcome you to visit our website for detailed information. We also can supply OEM/ODM /OBM service which can help you to find the best products or suitable factories with the best quality in the best prices. Meanwhile, we can do the order-follow-up work for you with mature delivery channels (EMS, DHL, TNT, UPS and FedEx).

Shanghai Joyee Tools & Instruments Ltd. specializes in developing, designing and producing of instruments and meters. We also distribute varies of professional instruments and meters home and abroad. Our product line includes security equipment; Instruments, meters and testers for electric power and energy system:

Shenzhen Keenpower Electronic Limited is a leading Security products include phone jammer, cellphone blocker, signal jammer, mini camera, CCTV surveillance DVR, mini DVR, car DVR, IP camera, CCTV camera, detector camera, voice recorder, GPS tracker, Watch phone etc wholesalers in China,