• Ngo-Epreli 2021, joyina i-Precision Casting Branch ye-China Foundry Association
• Ngomhla wama-27 kuMatshi ngo-2021, iYungong Technology ithatha inxaxheba kwi-". The 9th China Wuhan Liangzhilong E-commerce Festival in 2021"
• Ngomhla wama-21 kuTshazimpuzi ngo-2021, iYungong Technolgoy ithatha inxaxheba kwi-15th China Foundry Industry Innovation and Trend Conference
