Tengzhou Tenghai Analytical Instrument Co., Ltd. is located at No. 1199 Chunteng East Road, Tengzhou Economic Development Zone, Shandong Province. It covers an area of more than 20 acres, with a building area of over 13000 square meters and a registered capital of 12 million yuan. It is a technology enterprise integrating scientific research, development, production, sales, and service. Its main products include gas chromatography, zirconia chromatography, liquid chromatography, online ammonia nitrogen analyzer, online total phosphorus analyzer, ultrapure water machine, headspace sampler, chromatography workstation, gas generator, and nine other series. The product is widely used in fields such as environmental protection, pharmaceuticals and food, biotechnology, defense industry, petrochemicals, and scientific research institutions, and is exported to countries and regions such as Vietnam, India, Russia, and the Middle East. In the era of a technological powerhouse and industry serving the country, Tenghai Technology keeps pace with the times, explores and innovates, and adheres to the business philosophy of "brand first, reputation is gold, interpretation of color spectrum, and eternal innovation" with the spirit of hard work, seriousness, meticulousness, and dedication. Guided by customer needs, it truly solves problems for users. The product has been applied by China Radiation Protection Research Institute, China National Petroleum Corporation, China Coal Science Research Institute, Offshore Oil Development Research Institute, Shenyang Chemical Research Institute, Fushun Petrochemical Research Institute, China University of Petroleum, Nankai University, China University of Mining and Technology, Deyang Quality Supervision Bureau, Xuzhou Quality Supervision Bureau (all undertaking national level testing projects), Changqing Oilfield, Tianjin Alkali Factory, Modified Pharmaceutical Group, Yankuang Group, China Resources Gas, Shandong Metrology Institute and other units, and has received good feedback, solving technical problems in different industries.