The problem of insufficient capacity for wind power technology innovation in China has plagued the development of the industry. Wang Song, general manager of Guangdong Mingyang Wind Power Technology Co., Ltd., said: “When we first entered the industry, someone told me that the trip was very simple. Just buy drawings and production licenses, and assemble parts and components.”

However, the "China Wind Power Development Report 2010" revealed a good news. Before 2000, domestic brands had low awareness in the domestic market and their market share was less than 10%. Since 2005, the planning of millions of kilowatts of wind power bases has led to the establishment of a number of independent brands. In other words, before 2005, only one company in China had entered the world's top 15 wind power companies. In 2009, three companies had entered the top 10 in the world, and five companies entered the top 15. Huarui, Goldwind and Dongfang Turbine have become famous brands in the world wind power industry.

According to statistics, in 2009, the number of domestically-created brands that entered the top 10 in terms of new and cumulative installed capacity in China’s market averaged 6 and 4 international brands. The new and cumulative installed capacity of domestic brands were 74.1% and 73.8%, respectively. The corresponding market share of the brand is 10.8% and 11.4%.

According to the “Report”, the top 10 domestic companies have successfully established their own R&D teams, improved the manufacturing capabilities of the whole machine, gradually changed the situation of purchasing production licenses, and commissioned design, joint design, and independent design to become domestic brands. The main means of technology.

It is reported that at present, seven companies, including Sinovel, Goldwind, and Zhejiang Yunda, have basically possessed the megawatt wind turbine design capability and key technologies for manufacturing, and cultivated professional wind power technologies through the construction of high-level labs, testing devices, and other R&D platforms. Talents and other measures have formed a relatively complete independent research and development system. In 2009, the installed capacity of the above seven companies accounted for 69% of the newly added market in the country.

However, Zhu Junsheng, director of the Renewable Energy Professional Committee of the China Resources Comprehensive Utilization Association, stressed that at present, the key design technology for wind turbines in China still relies on Europe and the United States, and its own wind resource assessment technology is still in a relatively simple initial stage, and the cultivation of wind power talents is still in progress. And reserves are far from meeting the requirements of the rapid development of wind power business.

“Wind power is an emerging industry with high technological content. The reliability of technology needs to be tested after a long period of operation. Investors in the field of wind power should examine the reliability of wind turbines and the development of wind power from a longer-term perspective, and should not treat wind power as a short-term one. Lee's tools," said Zhu Junsheng.

Sheet Metal Shear

Heavy-duty hydraulic sheet metal shears are suitable for compressing and cutting thin & light materials, production and living scrap steel, light metal structural parts, scrap car body, wheel hub, old home alliances, plastic non-ferrous metals(stainless steel, aluminum alloy, copper, etc), or used to compress and bale the above mentioned materials.
The machine is able to:
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Aluminum Sheets Shear, Steel Sheets Shear, Iron Sheets Shear, Metal Sheets Shear, Copper Sheets Shear

Jiangyin Metallurgy Hydraulic Machinery Factory , https://www.ecometalrecycle.com