- Guangzhou panyu district groundmass zhenhai chung road show fine industrial park 1 4 floor
* Establishment of partnership with rail transit industry in May 2006
* In May 2008, Cologne began to set up a factory to produce high-speed rivet nut fasteners.
* In October 2008, the series of Kemagnung stainless steel rivet nuts began to be applied in the rail transit industry.
* In September 2010, the stainless steel rivet nuts of Komgalung fastening system were successfully manufactured with high-speed multi-station cold pier technology.
* Signing of Yucheng County Investment Invitation Project in Henan Province in October 2013
* In August 2014, the project of Henan Ke-Mg-Long Industrial Co., Ltd. was officially started.
* In January 2015, Henan Keqielong Industrial Co., Ltd. was registered with Henan Industrial and Commercial Bureau.
* In September 2015, the production base of Henan Keqielong Industrial Co., Ltd. was formally put into operation.
The annual production capacity of riveting fasteners for high-speed railway vehicles is 50 million.
* October 15, 2015, Guangzhou Ke Magnesium Long Gold Co., Ltd. relocated to Zhanqing Creative Park
Henan Keqielong Industrial Co., Ltd. covers an area of 96 mu. In 2015, it will complete the construction of 7000 square meters workshop, 1000 square meters dormitory building and 2400 square meters office building. It will be put into operation in September 2015.