• Support the Sales Department to contact and confirm the information to participate in the sales consulting seminar. • After-sales customer care: assisting customers to set up websites/apps (customizing the interface, pointing domains,...), guiding customers to use website/app management tools, answering questions from customers. customers when using the product. • Consulting and suggesting ideas to help customers use the product effectively. • Survey to collect customer opinions to contribute to product improvement and development. • Making work reports by day/week/month. * Coordinate and support the implementation of related or arising jobs assigned by direct management.