Training and chairs table: walnut, cherry, teak, beech, mahogany and other senior imported veneer (thickness: 0.6mm or more), or import high grain decorative paper, various colors, wood complete; using Jilin " Lushuihe "green E1 grade sheet by sheet automatic computer controlled cutting and sawing materials, panels and veneer plaster all exterior components United States," Atlantic "walnut veneer panels and all internal revenue side made of high quality wood Catalpa: Edge of Taiwan's high-quality PVC edge tape (thickness 0.4-1mm), texture, thickness uniformity, good wear resistance. . Material: made of imported high density particle board, fiberboard, bending and strong, not easily deformed;. Paint: German one hundred DELHI * permeability and adhesion exceptionally strong, durable wood combined with traditional resin coatings of different wood can breathe freely, along with climate change is adjusted, can delay distortion, the maximum to avoid cracking. , Bubbles, slag point, color uniformity; Germany, "one hundred DELHI" green polyester paint finish five times, three times primer. Its performance to fire-resistant, stain, acid, wear through automatic roll paint dry machining, uniform color, does not appear to fade, back white phenomenon, stain, fire-resistant, acid-resistant, wear-resistant; flat, smooth surface of the product, no draw injuries, cracking and deformation, flatness reach ≤2mm. Metal parts: Italy "SH" hinges, Germany "BMB" three rails, locks and Germany "HAFELE", "GLASS" series hardware accessories. Drawer and slide the keyboard using the German "Hafele" Advanced three-style rails, drawers pumping ensure smooth and firm; locks, hardware accessories imported from Germany, "H?fele" products, various accessories, fittings installed tight, smooth , upright, firm, no collapse stubble junction or loose.