On February 21, SMIC announced that Huaxia SSE STAR 50 ETF reduced its holdings of the company's domestic stocks by 2.8103 million shares. Reporters found that this reduction was mainly due to the reduction in the scale of Huaxia SSE STAR 50 ETF. Since the beginning of this year, Huaxia SSE STAR 50 ETF has suffered a net redemption of nearly 13 billion yuan. In the view of industry insiders, due to the large scale of some ETFs, they have had a great impact on listed companies.