1. Open Book&Life Mobile App.

2. Log-in to your account.

3. Click inumber to proceed.

4. Select inumber (4.아이넘버), insert 12 digit PIN & click “Top-up Cash (캐시로 교환)”

5. Complete & Check your receipt.

When you want to exchange “12 digit PIN” to “16 digit PIN” (Mobile App ONLY)

For CGV, Han-game (한게임) & Point park (포인트파크) website, only Book & Life 16 digit PIN will be accepted. Book & Life Cash won’t be available to use.

1. Select inumber (4.아이넘버), Insert 12 digit PIN & Exchange to PIN (PIN으로 교환).

2. Check for 16 digit PIN.