首先你的DataGridView的AutoGeneratedColumn=False，然后人为添加下拉框的单元格，具体可以参考：
http://www.cnblogs.com/luqingfei/archive/2007/03/28/691372.html
必须保证你绑定的那个单元格的内容必须是DataValueField中的某个数值。
If you think one reply solves your problem, please mark it as
An Answer, if you think someone's reply helps you, please mark it as a
Proposed Answer
Help by clicking：
Click here to donate your rice to the poor
Click to Donate
Click to feed Dogs & Cats
Found any spamming-senders? Please report at:
Spam Report
