Double ear clamp, double ear clip, spring hose clamp manufacturer, supplier, factory, exporter--Ningbo Qianyi Pneumatic & Hydraulic Co.,ltd have a more than 10 years' history of fastener manufacturing, Specialized in various kinds of hose clamps, double ear clamp, double ear clip, spring hose clamp, double ear clamps, double ear clips, spring hose clamps and pipe couplings, made of iron and stainless steel. Main products: Hose clamps of American type, German type, British type, hige torque clamps,flexible couplings etc. Locates in the developed delta of Shanghai, Hangzhou, Ningbo, The traffic is very convenient, Only 16 Kms to Hangzhou Bay Over-sea Bridge. Owing to strictly comply with ISO9001:2000 standards, Our products, double ear clamp, double ear clip, spring hose clamp, double ear clamps, double ear clips, spring hose clamps are well sold in Occident and Middle East by its good quality and reasonable price. We sincerely hope to cooperate with powerful trading companies and foreign customers, To develop together and create prosperous future.