Recently, several overseas asset management giants submitted their US stock holdings reports (13F) as of the end of the second quarter of this year to the US Securities and Exchange Commission (SEC). Data shows that in the second quarter of this year, some Chinese concept stocks were favored by foreign asset management giants, among which Alibaba, Pinduoduo, Ideal Automobile and others significantly increased their holdings. In addition, there have been significant disagreements among asset management giants regarding the operations of US tech giants such as Nvidia, Microsoft, Apple, and Tesla.