The financial Associated Press reporter learned from the annual performance briefing of Sai Microelectronics Inc(300456) 2021 that the company’s production line operation in China in the first quarter was indeed affected by the epidemic; If the conflict between Russia and Ukraine continues, it will have a certain impact on the company’s overseas production line, which is mainly reflected in the rising cost of raw materials and the normal progress of production and capacity climbing caused by the guarantee of the supply system. Yang Yunchun, chairman and general manager, said: “the overall operation of the company is normal.”