Lin Chen, head of Asia Pacific commerce at Deribit, wrote that next Friday (28th) at 4 pm is the option delivery date of this quarter (the largest at present), and the total number of BTC options 6.65 billion positions expires, with a put/call ratio of 0.51; the biggest pain point is 56000. Lin Chen said that it is not said that it will fall to $56,000, but the market is under pressure and there is a high possibility of a correction.