Tianjin Zhonghuan Tianyi Co., Ltd., located in Tianjin Huayuan Industrial Zone, a state-level new technology industrial park, is a key enterprise in China instrument industry and a "high-tech enterprise" in Tianjin. It is also one of the larger comprehensive instrument R&D and manufacturing bases in China, with complete product categories and strong system capability. Currently, he is the executive director unit of China Instrument Industry Association and the chairman unit of Automation Instrument Branch of China Instrument Association.