用于统计当前交易量及各品种获利点数，方便资金管理-Statistics for the current trading volume and the variety PnL convenient money management

优交易用来统计交易量的指标，非常的使用，可以统计账户的交易历史(It is used to measure the volume of transactions, and is very useful in the history of trading accounts)

一个很不错的用来统计交易量的指标，非常的实用，还可以查看账户余额，净值等情况。(A very good indicator of transaction volume, very practical, and you can also view account balances, net worth, etc.)