JINTIAN COPPER TUBE is produced base on Zhejiang, China. All product are produced strictly according to ASTM, EN, BS, JIS standard and widely use for HVACR and fluid transmission. Being of the top-class quality the products have been appraised as “one of top 10 brands in quality of copper tube”. The company took the lead through ISO 9001, ISO 14001, ISO 10012, ISO 17025, AS18001, ASTM, UPC, NSF, TUV and JIS system certification in the copper processing industry.