Dominic Barton, a former McKinsey executive and Canadian ambassador to China became chairman of global mining giant Rio Tinto last year. In an exclusive interview with Tian Wei in Beijing, he talked about the unique energy and determination he felt in China. He observed China's efforts to transform to high-quality development. Barton noted that China's advancement in green technology is underestimated. The perception gap between China and the West needs to be closed.