DAY1: Suggestion related to transaction data statistics

DAY2: Indicates activities such as red envelopes on that day;

DAY3: Gameplay designed around the number '8';

DAY4: Receiving red envelope benefits;

DAY5: Suggests social gameplay;

DAY6: Red envelopes, reward benefits;

DAY7: Related to charitable activities and user feedback activities;

DAY8: Red envelope lottery and other benefits.