World gold prices on May 12 continued their upward trend thanks to strong buying from central banks and the trend of diversifying foreign exchange reserves, trading at 4,729.2 USD/ounce. Domestically, the price of SJC gold bars and gold rings reversed course and increased by 1.8 million VND per tael, listed at 167 million VND/tael and 166.5 million VND/tael respectively.