• Am Abrëll 2021, gitt der Precision Casting Branch vun China Foundry Association
• Am Mäerz 27, 2021, Yungong Technology deelhuelen der". Den 9. China Wuhan Liangzhilong E-Commerce Festival am Joer 2021"
• Abrëll 21, 2021, Yungong Technolgoy deelhuelen an der 15. China Foundry Industry Innovation and Trend Conference
