Teachers, I would like to ask why I can't find the BTC-USDT perpetual currency I bought 100,000 U yesterday? It doesn't show up on OK, what's going on? I just woke up and saw a text message saying that it was forced to close. What does forced closing mean? Teacher #5月市场关键事件 #HongKong Cryptocurrency ETF#EthereumETF Approval Expectations#RuneProtocol Has Prospects? #Meme币你看好哪一个？ $BTC #5月市场关键事件