求翻译：对客户的细分和管理以及产品投入产出的研究都需要强大的、先进的信息系统做后盾。目前多数银行的运行系统是建立在账户基础上的，信息很不全面，很难对其加以有效地分析利用，限制了银行理财业务的发展。是什么意思？

The breakdown of the customer and management, as well as product input-output studies require a powerful, advanced information systems. At present, most of the banks are running a system based on the account, the information is not comprehensive, it is difficult to be effective in its analysis, the

Research on customer segmentation and management, and product output need to be backed by strong, advanced information systems. At present most of the Bank's operating system is based on the account, the information is not comprehensive, it is difficult to effectively analyze, restricts the developm