- Collect and analyze maintenance market information and customer needs, enlarge business scale; 了解在用梯市場信息和客戶需求，擴大分公司業務量； - Achieve maintenance sales target, explore, maintain and develop potential customers to ensure business development; 完成在用梯銷售目標，建立、保持和發展潛在客戶，為業務發展提供必要的保障； - Conduct quotations and follow up different services such as maintenance and repair to accomplish sales target; 對在用梯服務（保養、修理等）的報價及業務跟蹤，完成公司下達的業務目標； - Finish the target of free maintenance – payable maintenance conversion, lost elevator and escalator recovery, repair and modernization contracts signing; 在用電梯免保轉簽、市場電梯恢復、修理和改造項目的合同簽約，完成公司下達的業務目標； - Apply and collect due amount timely; 及時申請與收回到期款項； - Finish other tasks assigned by direct supervisor; 完成上級臨時安排的其他任務；