Mechanical equipment: Oil well equipment, welding technology and equipment, separation equipment, oil tank equipment, lifting equipment, ventilation equipment, impellers, various metal pipes and rubber hoses and their connecting devices, electric transmission devices, and their assembly, etc.

Instruments and meters: Valves, transformers, temperature sensors, stabilizers, recorders, filters, measuring instruments, gas metering instruments, flanges, etc.; Technical services: Separation technology, surveying, mapping technology, oil depot engineering, refining, purification, quality inspection methods, gasoline pumps, pollution control and protection, pressure transmission detection technology, liquefaction technology, etc.

Pumps and valves: Valves, pumps, compressors, fans, air separation equipment, vacuum equipment, jacks, boilers, furnaces, pressure vessels, cooling machines, flanges, pipes, hoses and their connecting devices, industrial explosion - proof products, industrial power supply, electric transmission devices and their assembly, and various supporting equipment and chemical machinery, etc.