These are some of the trading varieties on the Shanghai Gold Exchange. pt99.95 means that the platinum content is 99.95%.

Au100g refers to gold bars of different specifications.

< p>Au99.99 (1 kilogram standard gold ingot with a fineness of more than 99.99%, 100 grams per lot),

Au99.95 (3 kilogram standard gold ingot with a fineness of more than 99.95%, each lot) (1000 grams),

Au50 (50-gram standard gold bar with a fineness of more than 99.99%, each lot is 50 grams),

Au (T+D) trading refers to the use of margin A spot deferred delivery business conducted in the form of Au (T+5). The buyer and seller establish a sales contract with a certain proportion of margin (10% of the total contract amount). Different from the Au (T+5) trading method, this contract does not require physical delivery. , buyers and sellers can buy or sell to close out the contracts they hold according to market changes. During the holding period, a deferred fee of 20,000% of the total contract amount will be incurred every day (the payment direction shall be based on the day's settlement). Depends on the declaration situation) Ag (T+D) refers to silver spot