Jiangyin Longrun Coatings Co., Ltd., as the sales company of CNOOC Changzhou Environmental Protection Coatings Co., Ltd., relies on the Changzhou Paint and Coatings Industry Research Institute of CNOOC. It has a national post-doctoral research workstation, the National Paint Quality Inspection and Testing Center, the National Technical Committee for Standardization of Paints and Pigments (SAC/TC5), and the Coating and Pigment Technical Committee (TC05) of the China Materials and Test Standardization Committee (CSTM). In recent years, it has achieved remarkable results in participating in and leading the formulation of international standards, and has led the release of three international coating standards. It holds the CAL and CMA certificates for qualification recognition of the National Paint Quality Supervision and Inspection Center, as well as qualification certificates issued by the China Classification Society, the China Fishery Vessel Inspection Bureau, and the Naval Armament Research Institute. It has established numerous coating industry organizations such as the National Productivity Promotion Center for the Coating Industry, the National Coating Industry Information Center, the Coating and Painting Professional Committee and the Waterborne Technology Professional Committee of the Chemical Industry and Engineering Society of China, the Titanium Dioxide Sub-center of the National Productivity Promotion Center for the Chemical Industry, and the National Inorganic Pigment Information Center, and publishes five professional academic journals including "Paint & Coatings Industry".

The company's main products include anti-corrosion coatings for offshore equipment steel structures, pre-coated building and home appliance coil coatings, automotive coatings, and special coatings for nuclear power，Dacotmet coatings and various synthetic resins. The products are widely used in many fields such as marine equipment, ships, buildings, transportation, home appliances, auto parts, wind power equipment, and subway track fasteners. Among them, coil coatings and auto parts coatings have been applied in many foreign industries for many years. The products are mature and stable and have withstood the test of the market.

The company has a complete coating R & D, production, sales, and service industry chain, as well as the general contracting ability to provide integrated corrosion protection solutions for the oil and gas industry.