Shanghai Ying Yu Port Machinery Co., Ltd. was founded in 2011. It is professional China Twistlock Pin With Nut Manufacturers and OEM Twistlock pin factory that produces and sells port machinery equipment spare parts. The factory covers an area of 4000 square meters, of which the workshop covers an area of 2000 square meters. After years of development, the company has many OEM factory customers and port customers, such as ZPMC and Shanghai port. The company also won the China Classification Society GB/T19001-2008/ISO9001-2008 quality management system certification. The company mainly produces Twistlock pin, RTG wheel rims, sheave and wheel, roller, sprocket and rail clips and so on. The company TITAN agent in China. The company has high precision CNC lathe, CNC machining center, grinder, milling machine, lathe and other various types of large-scale processing equipment, 60T tensile testing machine, magnetic powder flaw detector, ultrasonic flaw detector, hardness tester and other testing equipment.