Hard cash Process The hard cash process, which happens to be also known as the dollars accounting system, is simply utilised when funds goes in and out in the enterprise. It is a very simple process that only accounts for hard cash been given or compensated. “盈亏修正”主要指的是交易成本，通常在投机交易中占比较小。盈亏修正的计算实际上非常复杂，不同的交易所可能有不同的规则格式来规范交易... https://bookmarkspedia.com/story4870032/the-smart-trick-of-pnl-that-nobody-is-discussing