1998
In March 1998,Kongzo Stainless Steel Pipe Factory was established,and its main products include Stai
2002
In 2002, Kongzo stainless steel pipe factory to expand sales scale, set up Kongzo No.2 warehouse, OE
2007
In 2007,business development was stable, set up Kongzo No.3 warehouse. With a number of retailers an
2014
In 2014, The company's sales team had expanded to three branches, responsible for North America
2020
In 2020, Kongzo stainless steel pipe factory gradually developed online agent, and support local sma