In the first half of this year, Yingli Group invested over 10 million to expand valve factory workshop for more than 3,000 square meters, new acquired dozens of advanced processing equipment, and hired three intermediate grade technical backbones to research technological improvement. After half a year's hard work, ball valve, check valve and other valves products produced by our company that technology has greatly improved, more convenient operation and maintenance, longer service life, more resistant to corrosion, the products are selling well to Europe and the United States, and to conduct production and marketing collaboration with more than 100 sales company of many countries.