If all the numbers entered in a 1 are 3 digits, you can use the following formula.

= "RMB"&; TEXT(MID(A 1， 1， 1)，"[db num 2]" & amp； TEXT(MID(A 1，2， 1)，"[db num 2]")& amp； TEXT(MID(A 1，3， 1)，"[dbnum2]")