there are around 700 etfs in mainland china with total assets of about 215 billion china has opened another gateway for international investors to send cash into the country’s stock market hoping to boost its fledgling exchangetradedfunds industry earlier this month securities regulators in hong kong and mainland china approved the inclusion of dozens of etfs in a popular crossborder trading link called stock connect the funds mostly listed in shanghai or shenzhen include products with names like “brand name drug etf” and “chips etf” as well as funds tracking the csi 300 largecap stock index and other broad benchmarks