A Qing Dynasty folding fan is on display at the Beijing Folk Custom Museum. /CGTN

A series of sachets are on display at the Beijing Folk Custom Museum. /CGTN

A pair of bronze cups used by cold drinks vendors as a ringing device to attract customers in Qing Dynasty is on display at the Beijing Folk Custom Museum. /CGTN

Exhibits related to the solar term of Minor Heat are on display at the Beijing Folk Custom Museum. /CGTN