On August 15, 2012, the improved valve production business which undertook by Yingli group valve factory, the first batch of 1000 success off the assembly line and began a trial.

This improved valve, more convenient operation and maintenance, have longer service life, more resistant to corrosion. The first improved valve was officially off the assembly line, marked Yingli Group’s ability of independent to expand the market further enhance, the company core competitiveness of manufacturing technology further strengthen. Hope that the company departments and employees, based on the inspiration, faced the market, dared to competition, toward the develop vision of “build first-class team, first-class products and first class enterprise" stride forward.