During the Black Friday activity(Nov 20, 07:00-Dec 3, 07:00 UTC), you can earn up to 2X GB points for any purchase made(except items in third-party stores). The higher the user level, the more points he can get.
Points are calculated at the following rates:
Level 0 users: 1X
Level 1 - level 3 users: 1.2X
Level 4 - level 6 users: 1.5X
Level 7 - level 9 users: 1.8X
Level 10 - level 12 users: 2X
* Subject to the time of placing order
For example, if an Lv4 user purchases a Xiaomi Mi Note 10 for $549.99, he will receive 824 points (equivalent to a discount of $16.48) for the next order.