[101 listed companies in the semiconductor industry chain made a profit last year by more than 90%] the annual reports of listed companies in the semiconductor industry chain in 2022 have been released one after another. According to flush data, the total revenue of the listed companies of semiconductors and components that have announced their results reached 436.6 billion yuan, an increase of nearly 10% compared with 399.4 billion yuan in 2021. Of the above-mentioned 101companies, 92 made profits, accounting for more than 90%. The total net profit returned to the mother reached 52 billion yuan, down from 57.6 billion yuan in 2021. In addition, 101companies spent a total of 37.4 billion yuan on R & D in 2022, an increase of more than 20 percent from 30.9 billion yuan in 2021. In this regard, Pan Helin, co-director and researcher of the Digital economy and Financial Innovation Research Center of the International Joint Business School of Zhejiang University, said that R & D investment is very important for the semiconductor industry. It is suggested that the industrial chain enterprises should cooperate and achieve key technological breakthroughs through joint development. (Securities Daily)