... 000 sets per year. Our company is a owner import-export joint-stock enterprises with scientific research, designing, ... toward 104 national road. It is near to Huangyan, Wenzhou, Ningbo, Hangzhou airport, surrounding Haimen, Ningbo, Shanghai and ... famous product" , "National product license" , "self-employed import-export certification" , and approved by ISO9001, and ISO2000NO.TYPEPOWERMAX.FLOWMAX ...