确保财务部门有效的内部控制系统，定期的审核，持续改善。
Ensure effective internal control system in finance area, periodic check and seek continuous improvements.
如果内部控制系统有效，则三层次的控制必须同时有效。
Only three levels of control are effective, can internal control system perform smoothly.
如果内部控制系统有效，则三层次的控制必须同时有效。
Only three levels of control are effective, can internal control system perform smoothly.
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