Today's mussels are not that expensive, estimated at less than 3 to 4 million. One mold can produce 50 parts per month, requiring 20-30 workers, the salary is around 10 per month. and major equipment is necessary. The investment is 2 to 3 million. The factory must be larger and equipped with a crane.
Labor-intensive industries with low technical content require relatively high costs for labor insurance and worker protective equipment.
The three largest manufacturers of wind turbine blades in the world are the Danish company LM, Vestas Wind Systems and the German Enercon.
In 2001, the Danish company LM invested and established a wholly-owned company in Tianjin, specializing in the production of wind turbine blades - Elm Glass Fiber Products (Tianjin) Co., Ltd., in as the first Chinese multinational. Blade manufacturer. Given the intensive development andthe actual demand of China's wind power market in the past two years, LM has made additional investments in the Tianjin factory. With an initial investment of 7 million US dollars and an additional investment of 18 million US dollars, the blade specification has been adjusted from the initial maximum length of 34 meters to 37 meters, which will mainly be used for assembling the future large Chinese network of 1.5 megawatts. wind turbines.
Danish Vestas Group, the world's leading wind power equipment company, has officially established a wind turbine blade production factory in Tianjin's TEDA Development Zone after studying several candidate sites. The factory has an investment of around 30 million US dollars and produces 2 MW V80 wind turbine blades with a length of 39 meters.
Enercon is a German manufacturer of complete wind turbines. The great eoThe E-112 linkage it manufactures has a capacity of 4.5 MW, a blade length of 54 meters and a weight of 20 tons. Currently, the company also wants to enter the Chinese wind turbine and blade market. Furthermore, the Spanish company GAMESA is also an internationally renowned manufacturer of wind turbine equipment and blades. It also decided to set up a factory in China, particularly for the manufacture of blades.