Transaction volume of gold bullion exceeded 65 kg ton/sale at the 20th auction With the transaction of 65 kg of gold bullion at the 20th auction of the Exchange Center at an average price of 33.5 billion tomans, the total transaction volume of the year exceeded 1 ton. The total value of the supply this year reached about 28.3 thousand billion tomans. Buying and selling investment funds 24 hours a day 021-58718.