Canaan Inc. (NASDAQ:CAN) stock is surging 11% in Thursday premarket trading after the mining equipment maker and bitcoin miner said it started resuming production and delivery since the end of March. Q1 revenue of $213.9M matched the average analyst estimate and declined from $342.8M in the previous quarter. "The underperformance of our topline result for the quarter was anticipated, given the sudden suspension of delivery logistics during the second half of March, resulting from COVID-19 control measures in the city where our factory and warehouses are located," said Chief Financial Officer James Jin Cheng. For Q2, Canaan (CAN) expects total net revenue of $252.4M-$283.9M vs. consensus of $276.1M. Q1 computing power sold of 4.3M TH/s, dropped from 7.7M in Q4 2021 and increased from 2.0M in the year-ago quarter. As of March 31, 2022, the company held cryptocurrency assets comprised of 166.96 bitcoins (BTC-USD) with carrying value of $7.1M, up from 70.5