Five kilograms per hand. Shanghai Silver refers to the silver futures listed on the Shanghai Futures Exchange, that is, the futures contract with the silver price as the subject matter at a certain point in the future. The trading unit of Shanghai Bank is per lot 15 kg, and the minimum change unit is per kg 1 yuan. Shanghai silver 5000 is 5 kg per hand. Futures are financial contracts, including financial instruments or the sale of physical goods for future delivery.