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Development History

2012.09R&D center has been identified as "Changzhou Technology Center"
2012.07New product “galvanized pipe of high corrosion resistance” can undergo the neutral salt spray test performance for 1000 hours
2011.08Awarded the "Changzhou Welded Steel Pipe Refrigeration Engineering Technology Research Center"
2011.07Set up a "Changzhou precise steel pipe engineering center" jointly with Changzhou University
2009.07Galvanized pipes with high performance used in refrigerator and freezer has been assessed as the high-tech products in Jiangsu Province
2009.07Precise double copper welded steel pipe is assessed as the high-tech product in Jiangsu Province
2009.07Awarded as "High-tech enterprise in Jiangsu Province"
2009.06Participated in preparing the national standard GB/T24187-2009 Cold drawing precise single copper-brazed pipe
2007.05Participated in preparing the industry standard YB/T4164-2007 Double brazed steel pipe
2005.05Galfan galvanizing production line was put into production
2003.11Hot dipping galvanizing production line was put into production
2002.04Zinc alloy and OD green pipe production line was put into production
2001.08Electric galvanizing production line was put into production
2000.09Stepped into refrigeration appliance component industry and began to supply directly to manufacturers
1998.01Entered the compressor piping industry
1996.10Precise single welded pipe was formally put into production
1996.06Precise welded double pipe line was successfully applied in refrigerator industry
1996.06Precise welded double pipe line was officially put into use
1996.05The foundation of this company in Changzhou, China