It's rare for Master Yan to call out a clear signal, so why did it drop 200 points as soon as he called out? Could it be that Master Yan is out again? Or did he wake up today and make a fortune on his short positions? As long as you have hands, it's fine. These days, anyone can teach; there are real trading promotions everywhere, with a million lost overnight. In a bull market, losing money in real spot trading for a year? I thought your article suggested entering at the lowest point for longs and at the lowest point for shorts, so why has the real trading changed so much?