- Directly deal with customers and organize the implementation of offers and product introductions to find new customers to buy company products (new customers as defined in current regulations). - Make reports according to the Company's regulations or as directed by the Board of Directors. - Satisfactory handling of customer complaints - Under the authorization of the Board of Directors to handle the work related to the operation of the Sales Department in the absence of the Director. - Report on the unit's operation, make recommendations to improve the unit's operation. - Prepare and organize the implementation of the Company's business plan - Collect, analyze and evaluate market information and make suggestions and recommendations - Approve and control company-level sales contracts according to the Company's regulations - Be responsible for production and business activities before the Board of Directors and other State management agencies - Manage direct customer business activities of the Company to ensure compliance with the Company's regulations and Vietnamese Laws. - Approve the group's business plan - Build, develop and manage the sales team. - Building a professional image and style for the Company; Make a business plan weekly/monthly/quarterly/yearly. - Ensure the conformity of the Company's activities with the quality system - Evaluate subordinates - Collect and approve relevant quality indicators