Hai'an County Petroleum Research Instrument Co., Ltd. (formerly known as Hai'an County Petroleum Research Instrument Factory) is a first tier network supplier of Sinopec (supplied to Shengli Oilfield, a first tier network supplier of PetroChina, and a first tier network supplier of CNOOC). Our company has nearly 40 years of rich experience in research and development and production of petroleum instruments and equipment, specializing in the production of instruments and equipment used in scientific research and production departments such as petroleum, chemical, geological, metallurgical, pharmaceutical, food, and colleges. Some of our products have won national and oil and gas group company science and technology achievement awards, and more than 20 products have passed departmental and bureau level appraisals. The product is highly praised by users across the country. Our company is a new technology enterprise in Jiangsu Province, a national torch implementation unit, a manufacturing and measuring instrument licensing unit, an AA * credit enterprise in Nantong City, and an AAA enterprise that abides by contracts and trustworthiness. In 2000, we passed the ISO9001:2000 quality management system certification. Our company's "Steel Small Pressure Vessels" meet the standards of the National Boiler and Pressure Vessel Standardization Technical Committee and can design and manufacture such equipment. In 2008, we obtained the "Special Equipment Manufacturing License (Pressure Vessels) of the People's Republic of China".

In recent years, with the investment in technology and the continuous development of new products, as well as the trust of customers, the sales performance of enterprises has achieved steady growth. We have provided a large number of scientific research instruments and equipment for universities and oil fields across the country. Our company's series of products, such as multifunctional displacement devices, multifunctional flow testing devices, and support fracture conductivity testing devices, have received widespread praise from users.

The company's main products include core flow analysis instruments, formation fluid analysis instruments, DY core oil washing instrument series, ZR high-pressure intermediate container series, high temperature and high pressure reaction kettle series, metering pump series, liquefied petroleum gas, natural gas sampler series, TY core gripper series, rock sample lithology preparation equipment series, laboratory equipment instruments, supercritical extraction experimental device, high temperature and high pressure catalytic refining reaction device, multifunctional displacement device, multifunctional flow testing device, supporting crack flow conductivity testing device, stainless steel sleeve valves and pipe valves, etc.

Over the years, our company has absorbed technical expertise from universities and research and design institutions across the country. Guided by this, we engage in the research and development of new products, while adopting advanced technologies from both domestic and international sources. Our high-quality products meet the needs of a wide range of scientific research and production units.