Based on special understanding of door industry and better optunity . longtime company has achieved times of output and producing scale recent years. General strength has been the first place in its class.Devolopment, manufacture, sale, and severice of door industry are longtime company main business and we are active to atending real estate, intenational trade, wines. vehiclev and other econmicou field. we have achieved great achievements.the successful operated model is highly spoken by people."WARMLY FAMILY,LONGTIME ACCOMPANY"is lead idea of longtime door.Our newest design, exquist craftsmanship, earier install, perfect severice andso on.are highly praised by our customers. and always the first choice by many real estate com pany