If e.DataCol.Name = "生产状况" Then If e.NewValue = "已完成" Then Dim fdr As DataRow = e.DataTable.Find("任务单编号 = '" & e.DataRow("任务单编号") & "' and _Identify > " & e.DataRow("_Identify")) If fdr IsNot Nothing Then fdr("生产状况") = "待加工" End If End IfEnd If