With more than 25 years of history, Jiangsu Baixin Mechanical Manufacturing Co., Ltd. Is a leading manufacturer manufacturing all kinds expansion joint, flexible metal hoses, dampers and pipe fittings, xxxxx China. We are capable total in-house design, manufacturing & testing capabilities. We are a branch company of Jiangsu Baixin Group Co., Ltd. Which is a large scale enterprise specialized in producing stainless steel expansion joint, steel expansion joint, non-metal expansion joint and flexible metal hoses. The products are widely used in shipbuilding, power plant, cement making, steel making, petrochemical, etc. And our company was appointed as qualified supplier for many ministries of China, such as Ministry of Metallurgy, Ministry of Electricity, Ministry of Chemical, and so on. Our company has all necessary certificates, such as ISO9001: 2000, Manufacturing License for Pressure Vessels, Manufacturing License for Pipe Accessories, etc. The diameter of the expansion joints can be largest in China. The diameter is different in the range of DN50-DN10800. The rectangular expansion joints can be as large as you can imagine.