Qingdao Ecorin Polyurethane Machinery Co.,LTDthe wholly owned Subsidiary of CSP Holding Group, is a scientific and technological professional company engaged in the design and manufacture of polyurethane equipment. After development, it has become the backbone enterprise of polyurethane equipment machinery in China. Since 1984, it has established good cooperative relations with many foreign manufacturers of polyurethane equipment, absorbing the advantages of foreign high-pres...