Shanxi Shang Feng Technology Co., Ltd was established in 1998, a Chinese stock company specialized in wind control technology, the registered capital is 60 million RMB. It is a national high and new technology enterprise and a member unit of China Association of Environmental Protection Industry. The company has Grade A qualification certificate of environmental protection engineering design, Grade B qualification of steel structure specialized contracting and Grade B of environmental engineering specialized contracting. The company has strong technology ability and we have the first Chinese research institute of wind power control technology--Han De Joint Wind Technology Research Institute. The company has achieved several proprietary intellectual property rights like windproof wall, dust suppressed wall, road windproof wall and sport windproof wall, etc. Both the wind pollution, wind hazard treatment technology, and the product development level, production scale enjoy the domestic and foreign advanced level. The company mainly has two kinds of business, one is the treatment of wind pollution, and the leading product is windproof-dust suppressed wall, mainly engage in the treatment of dust pollution in the open bulk material yard caused by strong wind. The other is the treatment of wind hazard, and the leading product is road windproof wall, sports windproof wall and other kinds of windproof wall, mainly provide professional technical solutions and products so as to resolve all kinds of wind hazard.