You can get the credits through the following methods
New membership welcome reward: After your member registration, you will receive the sign-up bonus credits.
Friend referral reward: You can refer your friends to become our new members. Both of you can earn reward credits when your friend completes his / her first shipment. Please see Member Centre > Referral for details.
The credits earned from the above-mentioned methods will expire in 90 days once it is added to your account. Any overdue credits will be removed by the system automatically.
For more details, please refer to the "Credit Reward Program".