Chinese Special Representative on Climate Change Affairs Xie Zhenhua on Sept 14 speaks at the Global Climate Action Summit, which kicked off on Sept 12 and drew participants from around the world, in San Francisco. Xie talked about China’s resolve to combat the challenge of climate change with the international society. He said China will 100 percent realize its goals for 2020, and even earlier, which will lay the foundation for achieving the goals for 2030. chang jun / CHINA DAILY