日韩人妻无码一区二区三区久久99_日韩精品一区二区三区中文在线_无码日韩精品一区二区免费_久久久91精品国产一区二区三区_亚洲精品久久久一区黄无码_精品欧美一区二区在线观看欧美熟_精品一区二区高清免费观看_国产免费一区2区3区_国产日韩精品福利视频综合一区二区三区四区

Steel frame ad

1. Advertising Billboard Frame Specification:
1) All the advertising billboard frames are made of Q235 steel;
2) There are bolted structures, welded structures and bolt ball grid structure;
3) High strength, sturdy and durable;
4) Resist wind speed at 150km/h;
5) High earthquake resistance;
6) Anti-rust, anti-corrosion surface.The surface can prevent wind abrasion and sustain high temperature.
7) Service lifetime is 10 years.

2. Excellent Service:
1) Each advertising bill board frame would be rechecked by designer to ensure the safety and coordination to different countries' customer;
2) Provide both standard design and personalized design;
3) Strict quality supervision during the whole manufacture process;
4) Provide installation guide by professional engineer.