How thick a quilt does the hotel use in winter?

Three or four centimeters. Choose a suitable quilt according to the room temperature in winter. The quilts used in B&B in winter are usually three or four centimeters thick. B&B refers to the rural lifestyle that uses the idle rooms in the self-occupied houses, combines local humanities, natural landscapes, ecology, environmental resources and agricultural, forestry, fishing and animal husbandry production activities, and operates as a family sideline to provide accommodation for tourists.