Brief history of enterprise development of Zhejiang Jinzhou Pipeline Technology Co., Ltd.

● 1993 The predecessor of the company, Huzhou Hui Jin Nonferrous Metal Material Factory, was established.

● 1994, with the implementation of a series of policies, such as deepening enterprise reform and comprehensively transforming the operating mechanism, Huzhou Hui Jin Nonferrous Metals Material Factory was transformed into Zhejiang Jinzhou Group Nonferrous Metals Material Factory through the integration of enterprise resources and industries. ● In 2000, Zhejiang Jinzhou Group Nonferrous Metal Material Factory was restructured into Huzhou Jinzhou Pipe Industry Co., Ltd..

● On July 24th, 2002, Huzhou Jinzhou District Pipe Industry Co., Ltd. carried out strategic reorganization again, strengthened capital management, and changed into Zhejiang Jinzhou District Pipeline Technology Co., Ltd. as a whole.

● In 2004, the trademark of "Jinzhou Area" was recognized as "China Famous Trademark";

● In 2005, "jinzhou area" brand pipe won the title of "National Inspection-free Product".

● In 2006, Jinzhou Pipeline and CNOOC jointly established "CNOOC Jinzhou Pipeline Co., Ltd." to set up a pipeline transportation base for CNOOC's construction projects at home and abroad.