Refers to the unified securities account provided by securities companies for customers. When trading, investors need to open multiple accounts, such as capital account, stock account, fund account, etc. It is not easy to manage, but also easy to cause information leakage. Therefore, Guohai Securities Company provides customers with a unified securities account, under which customers can conduct various securities transactions, including stocks, bonds and funds. , which is not only centralized, convenient and fast, but also reduces the number of accounts and improves the transaction efficiency.