办理人

例句：

1. 1. The company's directors are responsible for the day-to-day operations.
   公司的董事负责日常运营。
2. 2. Our team leader is responsible for ensuring the quality of our products.
   我们的团队领导负责确保我们产品的质量。
3. 3. The manager has to make decisions that affect the entire department.
   经理必须做出影响整个部门的决策。