... particle,no bubble,no residue point,the color is uniform.Metal parts: Italy “SH”hinge,German”BMB”3 guides,lock,and ... German “HAFELE”, “GLASS”series metal parts.The basic requirements of quality:1.Table formation, smoothness ... uniformity(Except the natural texture of wood)4.Spliced with metal connector products, the overall look closely, small and uniform gap.5 ...