Dalian Zhongtian Instrument (ZTI) Tech-nology Co., Ltd. is a modern high-tech en-terprise integrating R&D, production,sales, and service.

With advanced technology and strong R&D and production capabilities, the company has developed dozens of mature products. Humanized design, strict production management, and high-quality materials ensure excellent product quality and professional technical support.

Our company mainly produces petroleum testing instruments compliant with ISO, ASTM, GB, and SH standards. They are used to test the performance and parameters of petroleum products such as crude oil, gasoline, diesel, engine oil, hydraulic oil, gear oil, transformer oil, turbine oil, antifreeze, and asphalt.