Shanghai poly Bohai Industrial Co., Ltd. is principally engaged in the development of the Sylvester brand, the production of a new generation of highly efficient, energy saving, environmentally friendly air source water heater, the Department of warm and cold heat pump series is the earliest production enterprises and sales of heat pumps. Sylvester heat pump units the quality of its products from the United States Copeland manufacturing technology and management system, selection of international brands materials accessories, relying on the company's strong technical force and scientific management and complete functional use, low operating and maintenance costs safe and reliable performance and outstanding environmental effects, to ensure product quality and market share. 
 The company's products are widely used in hotels, guesthouses, industrial and mining enterprises, schools, military units, hospitals, villas, residential area (family), sauna, beauty center, swimming pool and other places of water supply and mining cold, can also be used in the textile, greenhouse, aquaculture and other industries. 
 Adhering to the Company: Pilot, market demand, environmental protection, the benefit of mankind for the purpose and dedication to provide customers with high quality, comprehensive, personalized service. Innovation, to make our contribution to the progress of social civilization. 
 Shanghai poly Bohai Industrial Co., Ltd. 
 Address: Jiuting Town, Songjiang District, Shanghai, nine Du Lu 349 
 Web site: http://www.sh-jubo.com 
 E-mail: 1598629073@qq.com 
 Tel: 13917773889 (Mr. Zhan) 
 13917325758 (Mr. Zhang) 
 021-57700096 (phone) 
 021-57700097 (fax)