1. should first confirm that shelf surface doing glossy anti-stitch handle to prevent access to newspapers and magazines while hurting hands
2. the shelf thickness of steel pipe, the thickness of the wall, determine the shelf solid and firm.
3. If used for publicity, the best selection of billboards.
4. information on different places to buy different portable folding information exhibition, the living room, floor general selection of wooden materials, outdoor metal materials, such as do not understand Advisory businesses.