About Zhongzhi
One-Stop Environmental Test Equipment Supplier
Guangdong Zhongzhi Testing Instruments Co., Ltd. was established in 2005 and is headquartered in Dongguan, Guangdong. It is a leading high-end testing equipment manufacturer based in China and serving the global market. The company has obtained CE certification, ISO 9001:2015 Quality Management System certification, ISO 14001:2015 Environmental Management System certification, and ISO 45001:2018 Occupational Health and Safety Management System certification. Its product portfolio covers Environmental Test Chambers, High Temperature Aging Test Chambers, Salt Spray Test Chambers, Battery Safety and Abuse Testing Equipment, Vehicle Environmental Test Chambers, and more. The products meet domestic and international testing standards such as GB, GJB, IEC, and MIL-STD, and the company provides one-stop services covering laboratory site planning, solution design, instrument selection, testing, and calibration.

Make Products More Reliable
Products change the world. Reliable product verification is essential. For more than 20 years, Zhongzhi Testing Instruments has been deeply engaged in technology, simulating extreme environmental testing conditions to build a reliable foundation for every product.
Energy-Efficient · Stable · High-End
Environmental
Testing Solutions
Zhongzhi holds over 100 independent patents and three core technology systems for refrigeration, temperature control and structural design. Its test chambers cut energy consumption by 40% versus traditional models, delivering stable performance with over 10,000 hours of continuous trouble-free operation. Powered by Industry 4.0 interconnected control technology, the equipment supports visual monitoring and unattended operation. Users can remotely manage devices in real time via mobile phones, PCs or tablets. Fully aligned with international standards including IEC, ASTM, DIN and MIL-STD, the products satisfy reliability testing requirements for global high-end manufacturing sectors.