1 RMB (Chinese Yuan Renminbi - CNY) is approximately equal to 0.0001 XAU (Gold Ounce). XAU is the ISO 4217 currency code of One troy ounce of gold. One troy ounce is exactly equal to 31.1034768 g. It is a part of troy weights system. Troy ounce is 10% heavier than the avoirdupois ounce which is commonly used in the United States, which is equal to 28.349523125 g.