March 2020: Fully automatic sole cleaning machine entered Gansu Jinhui Mining 

April 2020: Fully automatic sole cleaning machine enters the world's top 100 PCB company, Oscon Technology Co., Ltd. 

June 2020: Fully automatic sole cleaning machines were installed in Jinmailang branches in Harbin and other places 

July 2020: Fully automatic sole cleaning machines were installed in Jinmailang Huaibei and other branches 

August 2020: Fully automatic sole cleaning machine enters Luxshare Precision for service 

September 2020: Fully automatic sole cleaning machines were installed in Jinmailang branches in Yanzhou and Hangzhou 

October 2020: Fully automatic sole cleaning machines were introduced into Jinmailang Xianning and other branches; in the same month, Horrol/HORROL fully automatic board loading machines, Docking stations, NG/OK board receiving machines and other equipment were introduced into Funeng Electronics and other companies

November 2020: Fully automatic sole cleaning machines are installed in Jinmailang branches in Baoji, Yuncheng and other places 

December 2020: Fully automatic sole cleaning machines are installed in Jinmailang branches in Hangzhou, Tangyin and other places