Every data source must have a defined custodian (a business role) responsible for the accuracy, integrity, and security of that data.

每个数据源必须有确定的管理人（业务角色）负责数据的精确性、完整性和安全性。

Article 15 With the approval of the SAFE, a QFII shall open only one special RMB account at the place of business of its custodian.

第十五条经国家外汇局批准，合格投资者应当而且只能在托管人处开立一个人民币特殊账户。

The custodian may open a special RMB account for the QFII with the approval document, and report relevant information to the SAFE for record within five business days after the opening of the account.

托管人应在为合格投资者开立人民币特殊账户五个工作日内将有关情况报国家外汇局备案。