How does Hainan purchasing make money?

Hainan daigou makes money as follows: 1. Resale at a lower price than duty-free shops after purchase: purchase goods at duty-free shops and resell them to consumers at a lower price than duty-free shops, earning the difference as commission.

2. Utilization of tax-free quota: Hainan Daigou can use the large tax-free vouchers issued by Hainan provincial government to earn the difference.

3. Selling specific goods: Hainan buyers can choose to sell some goods that are hard to buy in Chinese mainland and some luxury brands.