Shenzhen Hezhong Electronics Technology Co., Ltd(TopSaful Electronic Tech Co., Ltd.), is a high-tech security and protection products manufacturer, incorporating with research and development, manufacture, marketing, and maintenance in security products: Walk through metal detector, handheld metal detector, X-ray baggage scanner, alarm system, video intercom and so on, established in 2008, developing most rapidly, will become the

One of the largest manufacturers and exporter of metal detetor, walk through metal detector, underground metal detector, X-ray luggage machine, GSM alarm system manufacturer in China after 3 years.

Shenzhen Hezhong Electronics Technology Co., Ltd specialize in manufacturing of security system products. With well-equipped testing equipment and strong technical force. These products have been exported to USA, Canada, Australia, India, Russia, Asia, MID East, Europe, South America, Africa, and so on, all over the world.

Working in line with principle of "Integrity, quality, service", Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. We have obtained ISO9001 quality management certification and a list of international approvals such as FCC, UL and CE.

By our teamwork and powerful strength, we are full of confidence in meeting customers' demands with better services. We believe that customers' loyalty and faith on JDKJ will impulse our company to become the world TOP 500 enterprise in security & protection industry.

Therefore, we are waiting for your long-term cooperation for our safe and comfortable life.