On December 25, 2021, the 2021 annual achievement evaluation meeting of Lizhong Sitong Light Alloy Group Co., Ltd. was held in Lizhong Group Building. The meeting evaluated the five scientific and technological achievements independently developed by the company. After evaluation, STNM. aviation grade MoAl60:40 alloy, STNM. high content instant Fe90Al5F5 additive, STNM. X-ray fluorescence spectrometer were used to detect aluminum zirconium intermediate STNM. 4 scientific and technological achievements and technologies of high-quality refining agents for aluminum alloy wheels have reached the international advanced level; STNM. AlSr15 coil and its preparation technology have reached the leading level in China. This evaluation meeting will play a positive role in promoting the coordinated development of technologies, products and markets of Sinolink Group.