Professor Leyong Wang attended the Chinese Chemical Letters Advanced Materials Forum (2017) held in Qinghai University, Xining city from July 15 to 18, 2017 and gave an invitation report. Thank director Huanfang Guo, Zhiyong Qian, Hanying Li for their careful organization and warm hospitality. I'm honored to be the chairman of the conference. I also took this rare opportunity to visit Qinghai Lake with my colleagues and appreciate the beauty of our motherland.