Winter Valley Foundation. The full name of Lai Gu Mi Xin Winter Valley Foundation is Winter Valley Foundation. "Come to the Old and Mix the New" is a domestic two-dimensional antique mobile game developed and operated by Cipai Society Studio. In the game, players will play the role of "collectors" (collectors of national treasures) and lead the "collectors" (human forms of national treasures) to work and fight together in the "Winter Valley Foundation" they jointly established.