★ * ★ [Changchun benevolence into aerial work Services Limited - Li -13,756,114,122], is a large professional cleaning company approved the establishment of the business sector, after several years of development, in support of new and old customers, companies are growing, performance in the industry, constantly improve visibility, the company has a professional, technical management team, a lot of professionals, the company's existing staff of several dozen high-altitude operations, other ground staff several people. The company undertaking: aerial work (50-180 meters) altitude wall cleaning, exterior paint painting, industrial plants, dust grid, grid painting, fireproof, anti-corrosion coating paint ......