How many good people cards do mainland chefs need for level 20?

Chefs in the windy continent must get at least 2400 VIP cards for level 20 cooking.

When the player gets enough good people cards to upgrade to a trainee chef, he can make some food. Giving these foods to others can get more good people cards, and at the same time, the more special and exotic the ingredients are, the more rewards they will get.

How to get Goodman card: copy of equipment, copy of soul card, dragon's secret treasure, twelve constellations, guard. Players can get 69 Goodman cards every day.