Fifty catties of gold. According to the gold price of 4+5, 400 yuan RMB is about1g. 100000 divided by 400 and then divided by 500 equals 50 Jin of gold. 100000 can be exchanged for about 50 kg of gold. If you buy investment money, you can buy about 5 1 kg, which is 4 kg more than jewelry gold. Ten million yuan can buy 222 kilograms in 2000.