Shanghai Kaisan Information Technology Co., Ltd. was formally established in July 2007, mainly engaged in technology development, technical consultation, transfer, technical service, development and sales of electronic products and computer software in the field of information technology; and is engaged in motorcycles, bicycles, The export of children's toy cars and their parts is mainly sold to Southeast Asia, Africa, the Middle East and Eastern European countries, and is currently working hard to develop the South American and Western European markets. Our CATHAY brand bicycle parts are exported to overseas countries and are favored by customers from all over the world.