Zuiweng elm, a rare and vaulable wood species, is found only at the valley bottom and lower slops of langya Mountain, where the soils belong to the moist Sandy loam with pH 7.5. The anatomical characters, physicomechanical properties, chemical components and working qualities of this species have been systematically determined and certified to be the best among the Ulmus genus.Thestrength and toughness of this Wood species are principally suitable to be used for the purpose of heavy construction work, pavilion and storied buildings, high-quality furniture, cabinet work, boat building, and also for pulp and paper making.