#订单类型解析 doesn't understand a lot, just speaking casually, so everyone don't take it seriously. Anyway, I don't really trade, because an expert said that if you don't trade, you have already beaten 90% of people. It seems to be the case, but experts are mostly deceivers, right? If everyone doesn't trade, what will the exchanges eat? The exchanges send you benefits every day, so you should also make some contributions.