... material trade: bathtub and accessories, door and window, separate board, and so on.Mechanic and instrument trade: machine cover ... and watch, blade of perm, cover of relay.Aviation electronic and traffic vehicles: windshield, Sign lkight and guide light ... of lampshade of plane, shipand motorsetc.Advertising: Advertising tower, and board, shop sign, logo and mark.Other trade: cultralgoods, handcrafts, ...