The move is China's latest effort to enable the internationalisation of the yuan and protect its economy from capital outflows and geopolitical risks
The Nasdaq Golden Dragon China Index of New York-listed mainland companies, consisting mainly of internet giants such as Alibaba Group, Baidu.com and JD.com, lost 5.6% this month
Stocks of China's semiconductor companies have seen large gains since March with NAURA Technology Group up 14%, Piotech up 45% and ACM Research Shanghai up 19%
The sale is part of a series of similar moves by Berkshire, which started selling its BYD shares in late August last year
At least one WeChat group with several hundred members has been formed by anxious Chinese clients of SVB seeking to safeguard their interest
Chinese firms raised $71.2 billion, putting them far ahead of the $17.3 billion raised by US companies' listings and European firms' $16.4 billion from IPOs this year
Criminals also try to entice people to invest in these IPOs through texting, social media and sometimes even seemingly misdirected messages
China bonds registered $2.5 billion of outflows last month, the fifth consecutive month of foreign outflows, but over $9.1 billion of foreign inflows went into China's stock market in June, the IIF said
Car-hailing service Didi Global became the latest Chinese stock delisted from the US markets when it voluntarily exited NYSE on Friday following pressure from Beijing.
A net 26.1 billion yuan, or $3.9 billion, flowed into Chinese mainland-listed stocks via the Hong Kong Stock Connect programme in the first five days of June
Vote to delist the ride-hailing giant's ADS from the New York Stock Exchange ends saga after 2021 listing drew Beijing's ire.
The benchmark Shanghai Composite Index has slumped more than 8% in April, heading for its worst month in six years