On June 7th, according to the official disclosure of China Asset Management (Hong Kong), the trading volume of Huaxia Bitcoin ETF (3042.HK/9042.HK/83042.HK) broke through 50 million Hong Kong dollars (including Hong Kong dollars, US dollars, and RMB three counters) yesterday, setting a record high after listing. It accounted for 87.38% of the total trading volume of similar spot ETFs and 61.18% of the total trading volume of similar spot and futures ETFs. In addition, another core indicator of ETF products - bid-ask spread also leads similar spot and futures Bitcoin ETFs.