... . Productional quality is steady and reliable. Marketing net spreads all over the cities, selling to Occident, Japan, Southkorea, South- ... trade: bathtub and accessories, door and window, separate board, and so on.Mechanic and instrument trade: machine cover ... lampshade of plane, shipand motorsetc.Advertising: Advertising tower, and board, shop sign, logo and mark.Other trade: cultralgoods, handcrafts ...