China Star Great Printing (Shenzhen) Co., Ltd.

Performance testing of inks and packaging products

China Merchants Heavy Industries (Shenzhen)) LimitedTesting Center

Performance Testing of Metal Materials

Shenzhen Yucheng Testing Technology Co., Ltd.

Water, gas, noise, soil, solid waste, etc. testing

Chow Tai Fook Jewellery (Shenzhen) Co., Ltd.Jewelry Testing Equipment

Jewelry Testing

Shenzhen Kanglais Standard Testing Technology Co., Ltd.

Performance testing of electronic and electrical products

Shenzhen Jin Yi TechnologyShareholdingLimited CompanyTesting Center

Intelligent terminal equipment, communication device performance testing

Shenzhen Xi Bao Ship Electronics Co., Ltd.Testing Center

Performance testing of electronic products

Shenzhen Zhenhenglong Industrial Co., Ltd.Analytical Laboratory

Physical and chemical analysis of gold

Guangdong Dapeng Liquefied Gas Co., Ltd.Laboratory

Physical and chemical analysis of the liquefied **product**

South China Oil Industry (Chiwan) Co., Ltd.Inspection Center

Food, oil products, and raw materials' physical and chemical analysis testing

Shenzhen Shenzhen Intelligence Inspection Technology Co., Ltd.

Fire Equipment Performance Testing

Shenzhen Vanlife Biotechnology Co., Ltd.Testing Center

E-cigarette, food additive physical and chemical analysis, and other testing

Shenzhen Zeqing Technology Co., Ltd.

Underground management and water quality testing

Shenzhen Haoruitai Technology Co., Ltd.

Performance testing of electronic products

Shenzhen Kontop Information Technology Co., Ltd.Test Center

Performance testing of communication products

Shenzhen Qixin Stationery Co., Ltd.

Packaging Materials & StationeryAwaiting performance testing

Shenzhen Zhongjin Guoyin Jewelry Inspection Co., Ltd.

Jewelry, gold, silver, and other testing

Shenzhen Nongke Group Co., Ltd.

Food理化analysis and other tests