The inquiry hotline shows that 50g ICBC Ruyi gold bars have a size of 40mm× 60mm× 12mm and a fineness of Au999.9, which is a brand gold bar and gold bar designed by the bank itself. The logo and fixed number of "Industrial and Commercial Bank of China" are printed on the gold bars, and they are entrusted to a qualified gold refining enterprise certified by Shanghai Gold Exchange for casting.