Q: I currently have a region dataset for cities of the Gansu Province and a region dataset for provinces of China. However, the boundary of the region dataset for cities of the Gansu Province and the boundary of Gansu province in the region dataset for provinces of China do not completely coincide with each other. How can I make the two datasets the same at the border of the Gansu province?

A: You can achieve the purpose following the steps below. (1) Clip the Gansu city dataset B with the China provincial dataset A to get the result C; (2)Perform the Clip operation from Overlay Analysis options on C to clip parts missed in B from A to get D; (3)Append D to C and then union objects for according to the city.