Hongzhan Group Shares Company Limited, as a pioneer in manufacturing quality control instruments, was founded in November, 1985. We were the first manufacturer of a full range testing and inspecting equipment in Hong Kong.

Dongguan Hongzhan Environment Technology Co., Ltd. is a subsidiary of Hongzhan Group Shares Company Limited and has been specializing in Environmental Test Equipment for 26 years. We are a professional Test chamber manufacturer and industrial oven manufacturer.

Our products include environmental test chambers, temperature test chambers, salt spray test chambers, temperature humidity chambers, Temperature Humidity Test Chambers, Thermal Shock Chambers (thermal shock test chambers), weather chambers, aging test chambers, etc. In order to satisfy customers' needs, we continuously develop and improve our environment test equipment. Besides, we also produce highly accelerated stress testers, air conditioner units and industrial clean ovens. Please do not hesitate to contact us if you have any question about rain testers, ozone testers and LCD aging test chambers.