In 1960: Started to produce self-design Rockwell Hardness Tester, universal testing machine and mechanical tensile testing 

                machine,which met the standard of China. Gradually, we established products like Non-metal tensile testing machine,

                mechanical tensile testing machine,universal testing machine,Hardness Tester and so on, which can be divided into

                four categories and eight specifications.

In 1966: The factory was renamed Guangzhou material testing machine factory.This is how the name of Guangcai Corporation 

                comes from.