The company's main business includes: transportation, installation and maintenance for rotor blade, turbine and tower. The company begins with maintenance of rotor blade, such as various non-performing blades produced during the manufacturing process and the damage during the transportation:depression and damages, broken through by the collision of the forklift truck, a number of deformation to the main beam, being struck by lightning in the top and middle, large-scale damage, splitting from masterslave edges , plastic clothes off a large area on the surface, for instance, all of these can be mended by the methods of repair,re-shaping, vacuum-injection, paste-by-hands,surface spray.

　　The company's maintenance, nursing will not let the rotor blade fell on the ground. Instead, an advanced foreign lifting equipment will be used to make rotor blade repaired in the air. The company has rich experiences on natural cracks of rotor blade, lightning defect, the crack tip, tip reinforcement, repair blocked trachoma, plastic clothing repair, horizontal or vertical crack repair blocked, turbine and blades as a whole renovation, blade tip and ridge strengthening, blade's regular annual check, maintenance of installed capacity, high-altitude assistant projects, and industrial cleaning. The professional maintenance staff has done repair work of blade for a number of wind farms.