February 11, 2009. "Businesses have to practice basic skills" and "seek profit from scale", were the two phrases most often mentioned by Wu Changjiang in his exclusive interview with a reporter from New Marketing. In the global lighting industry, NVC has had the best performance so far: its sales revenue has increased more than 100 times in less than ten years since its establishment. And if nothing unexpected happens, in 2008... NVC Lighting & Wu Changjiang: "Lamp..."