(Shanghai Stock Exchange: net foreign purchases of Shanghai main board companies totaling about 92.8 billion yuan in 2022 the number of foreign companies increased by foreign investors reached 892). According to news from the Shanghai Stock Exchange, with a high level of opening up and continuous breakthroughs in opening up to the outside world, foreign investors maintain high attention to the domestic market. On the one hand, the domestic capital market is no less attractive to foreign capital. By the end of 2022, foreign investors on the main board of the Shanghai stock market, represented by the Shanghai-Hong Kong Stock Connect, QFII and RQFII, had held positions of 1.64 trillion yuan, with net foreign purchases totaling about 92.8 billion yuan, and the number of foreign companies increased by 892. On the other hand, Shanghai main board companies actively expand overseas financing channels. In 2022, a total of 19 Shanghai main board companies issued a total of 162.1 billion yuan of foreign debt; 16 Shanghai main board companies disclosed the issuance of GDR announcements, Mingyang Intelligence, Shanshan shares, Koda Manufacturing and Health Yuan and other companies have completed GDR issuance and successfully listed in the UK and Switzerland, raising a total of US $1.3 billion, played a positive leading and exemplary role, and steadily accelerated the pace of "going out".