1
1994
Tangshan Kaiping Special Refractory Factory was founded
2
2002
Establish Tangshan Guoliang Special Refractory Co., Ltd.
3
2008
Set up Guoliang R&D Center
4
2015
Establish Tangshan Best Refractories Co., Ltd. (Wholly owned subsidiary)
5
2018
Establish Tangshan Liangda Metallurgical Engineering Co., Ltd. (Wholly owned subsidiary)
6
2020
Upgrading MgO-C Bricks Workshop into intelligent and digital workshop
7
2021
Establish Tangshan Guoliang New Energy Research Institute Co., Ltd. (Wholly owned subsidiary)
8
2021
The joint-stock transformation was made in April renamed Hebei Guoliang New Materials Co., Ltd.