Ningbo Kairui Machinery Technology Co., Ltd. has 25 years of experience in hydraulic industry.We are specialized in designing and manufacturing all kinds of high quality hydraulic cartridge valves and custom manifolds for industrial equipment. The product has passed the ISO9001 international quality management system certification. Introduce the advanced professional production and testing equipment in the world, including professional testing equipment such as fully automatic feeding CNC lathe, Japan Tsusho Knife Tower, CNC machining center, fully automatic cylindrical grinder, honing machine, hydraulic test bench, pressure flow curve test bench, etc. The company's products include cartridge solenoid valves, power unit,hand pump,oil tank,etc^The products are widely used in the mobile machinery manufacturing industry, especially in agriculture, pasture, construction road machine, garbage disposal, plastic injection molding machine and so on. The company has a number of utility model patents and invention patents. At the same time has the core production technology level and research and development technology level.