Shanghai source saving machinery manufacturing co., LTD. Is a ring body winding machine series, turnover series, winding machine series, sealing and cutting machine series, automatic assembly line series, shrinking machine series products such as professional production processing company, with complete and scientific quality management system. The integrity, strength and product quality of Shanghai yuyuan machinery manufacturing co., LTD. Are recognized by the industry. Welcome friends from all walks of life visit, guidance and business negotiations.