According to Chinese news, Canaan Creative and Ebang Communication failed to complete IPO due to the company's own hidden advantages. There is no more evidence to show that the advantage is universal in the industry. At the same time, Hong Kong is still expressing welcome to the blockchain. However, there also are many changes occurring in the regulatory environment in Hong Kong.
At present, it is possibility that Bitmain will complete IPO. There are four months to wait results and further hearing of the Hong Kong Stock Exchange after Bitmain submitting the application two months ago.