Qingdao Donghailong Plastic Material Engineering Co. Ltd. Is established in September 1993, produces Blow Molding, Injection Molding, Extrusion Molding pipes and Spare parts. It is a pipe supplier for Haier, Hisense, Midea Auoma and SANYO group, etc. On the international market, Donghailong has been selling products to Europe, Middle East, East Asia, Janpan and Korea. Now, the company employs has more than 206 people, including 65 engineering technicians. The company has already passed the certifications of ISO 9001: 2008 Quality Management System and (Det Norske Veritas) RoHS System Conformity Certification.

Qingdao Donghailong Plastic Material Engineering Co. Ltd is located in Longshan Industrial Park, Jimo City, with a floor area of 30000 square meters and a plant area of 13, 000 square meters. The company has a registered capital of 18 million RMB, total assets is two hundred million, and an annual productivity more than30 million pieces of various plastic pipes and the business income of 60 million RMB. As a medium-sized enterprise, the company has been awarded "Outstanding Private-owned Enterprise Making Investment in Qingdao" by Qingdao government and "Outstanding Contribution Enterprise Prize", and become one of member enterprises of "Qingdao Small and Medium-sized Enterprises Development Strategy Alliance".