1. Team Warranty & Exchange/refund: - Receive products from customers, check products to identify errors. - Based on the following factors: customer response time, product defects, giving directions for exchange/return/warranty handling for each specific case. - Operation on exchange/return/warranty management system: processing and updating information for customers via email. - Make calls to customers in necessary cases to ask for more information or exchange/suggest new treatment for guests. - Contact NCC to track the progress of product exchange/return/warranty to ensure the warranty period is as committed to customers. 2. Team FD (Failed Delivery) (Cancellation handling): - Receive return orders from shipping partners - Co-check all products, make a compensation record for cases of damage caused by transportation - Check and classify products in accordance with Tiki's sales standards