China Railway Engineering Machinery Research Institute purchases high-quality din rubber expansion joint
Shanghai Songjiang metal flexible braided connection is adopted for the water pump unit of Xiamen Metro
Application case of DIN Rubber Expansion Joint in China Railway Engineering Machinery Research Institute project
Application case of cooling tower water supply pipe double sphere DIN Rubber Expansion Joint in Beijing Metro Line 9 project
Application case of freezing station use ZTA type circulating pump spring shock absorber in Wuhan Metro Line 6
