public int AddByImport(DM_MonHocInfo pDM_MonHocInfo, ref string Error)
{
int ID = 0;
var client = new UnimOsServiceClient();
ID = client.cDDM_MonHoc_AddByImport(GlobalVar.MaXacThuc, pDM_MonHocInfo, ref Error);
client.Close();
mErrorMessage = oDDM_MonHoc.ErrorMessages;
mErrorNumber = oDDM_MonHoc.ErrorNumber;
return(ID);
}