Ningbo sono Manufacturing Co., Ltd., the original Fenghua Tiangong gas dynamic set factory, founded in 1988, has become China pneumatic backbone enterprises now . Has consistently adhered to the "people, the innovation, development and win-win" principle, carry forward the "request high, letter of credit, the world have I, fine industry and trade industry" spirit, with innovative technology and advanced equipment, scientific management and the ISO quality control system, guarantee the production of high-quality gas dynamic control components, air source treatment components, pneumatic executing components, gas dynamic machine, pipe fittings, hose and other six kinds of pneumatic products. STNC brand pneumatic components awarded "famous brand in Zhejiang province". 'famous brand in Zhejiang Province, the products sell well in the country, are exported to more thand 80 countries in the world. The company awarded "national high tech enterprise", "National Torch Plan projects bear enterprise", "national standards formulated enterprise", "Ningbo City technology innovation model enterprise" and "Ningbo City bank credit AAA grade" We warmly welcome all friends, integrity and foreign customers! Win-win cooperation, create brilliant!