Specialized in the research and development ofdispensing valves and oiling systems.In 1993, Jinyang established the oiling and dispensing laboratory, specializing in dosing valves, oiling equipment, dispensing valves, grease pumps, high pressure filters, and contact pressure switches, and focusing on the quantitative accuracy of oiling and dispensing, as well as customizing products according to customer needs. We can also customize our products according to customers' needs. The leading brand of high precision automatic oiling system.