CO-JJINN was founded in 2013. A leading supplier to assist CNC Industrial move toward Industrial 4.0 to increase production efficiency and reduce cost. CO-JJINN specialize in developing CTS high pressure coolant system, Unmanned back-washing system, CNC wet vacuum cleaner, and oil skimmer. CO-JJINN provide cost-effective solution to well-known CNC manufacturers and assist small and medium-sized enterprises improving facility and optimization production line to compete with high-end facility. CO-JJINN not only design and manufacture premier quality high pressure coolant systems but also offer tailor-made service.