Qq Goose Feather Market can be seen in QQ Game Center, or you can turn on QQ and search for "the glory of the king" or "Goose Feather Market". But the goose feather market can't use coupons.
QQ Goose Feather Market can buy many discounted products of games, such as the glory of the king, League of Legends and so on, all of which are very favorable.