public bool isCMD_OHTCQueueByVh(string vh_id)
        {
            int count = 0;

            //DBConnection_EF con = DBConnection_EF.GetContext();
            //using (DBConnection_EF con = new DBConnection_EF())
            using (DBConnection_EF con = DBConnection_EF.GetUContext())
            {
                count = cmd_ohtcDAO.getVhQueueCMDConut(con, vh_id);
            }
            return(count != 0);
        }