void Completed(object sende, EventArgs e) { QLThuebaoDomainContext db = new QLThuebaoDomainContext(); EntityQuery<SLGanDB> Query = db.GetSLGanDBQuery(); LoadOperation<SLGanDB> LoadOp = db.Load(Query.Where(p => App.nhomtd.Contains(p.ma_huyen)).OrderBy(p => p.ma_huyen).OrderBy(p => p.ten_tuyen), LoadOp_Complete, null); }