April 1, 100 SGD =509.80 RMB (this is the middle price, and the middle price = (spot buying price+selling price) /2), 100 SGD =507.76 RBM (this is the spot buying price), which is the price if it is sold to a bank. 100 SGD = 511.84 RMB (selling price). If you want to buy from the bank, this is the price. I hope I can help you. Ask again if you have questions.
The currency abbreviation of Singapore dollar is "SGD", which is the abbreviation of Singapore dollar.