BlockBeats News, May 14th, according to PR Newswire, US-listed Bitcoin mining firm Canaan Inc. released Bitcoin mining operation update data. In April, through its self-operated mining business, the company mined 90 Bitcoins and received an additional 3 Bitcoins as payment from customers. The jointly operated business mined approximately 48 Bitcoins that month. The company's cryptocurrency holdings reached a record high at the end of April, with 1,826 Bitcoins and 3,952 Ethereum.