1. Shanghai SOV Hydraulic Technology Co., Ltd is a manufacturer engaged in design and manufacturing hydraulic cylinders (capacity covers from 10- 1000 tons), synchronous PLC hydraulic system, hydraulic bumps, hydraulic torque wrenches, and electric torque wrenches, and hydraulic components. 2. Since the establishment in 1995, we successfully transformed from OEM manufacturer for Enerpac, Titan, to create our own brand SOV, and our factory has been approved by CE, ISO9001:2008 consecutively. 3. Our customers includes many big Chinese industrial companies, such as China Petroleum, Baosteel, Sinopec, China State Grid, Jiangnan Shipyards, Sany Group, China Railway Construction Corporation. Our synchronous PLC hydraulic system had played a great role in the China high-speed railway constructions. In 2011, our sales revenue reached 30 million USD, making us one of the leaders in the Chinese hydraulic cylinders market especially in the extra-high hydraulic cylinders for industrial area and construction field.