We are a manufacturer specializing in red copper tube for air-condition, refrigeration, fluid and gas transference, cool and heat transference fields in china. Our products sell well in North America, South Asia for high quality and reasonable price. For expanding our oversea market occupation, we have established the joint venture---Qingdao Hongtai metal co. Ltd. which specializing in red copper tube for export with Ghana copper tube co. Ltd. Canada in 1999. Moreover, we have gained the ISO9001 Quality Systems Certificate in 2002, the ASTM. Certificate in 2000.