1. Prepared sales plans for the market in charge according to the overall marketing strategy of the department.2. Major customers in this market should be familiar with their basic situation, pay attention to their changes at any time and make timely responses.3. Organized team members to develop new markets.4. Managed and developed their own customers.5. Responsible for organizing the approval and implementation of sales plans, and conducting supervision.6. Master daily sales reception activities of each salesperson, and review sales record cards.7. Assisted the department head to establish and upgrade the customers in the market, and kept the customers' files complete.