Starting this week, the market will experience wide fluctuations. In terms of policy, Arthur Hayes tweeted that the Bank of Canada cut interest rates, and the European Central Bank will announce its theoretical decision today, and the market expects a rate cut. He said: "Take risks, it's yacht time! This summer is much more interesting than I thought." In terms of data, CMC's open interest fluctuated greatly, and there was a divergence at the 4-hour level. Please pay attention!