Research on improving self-sustainable development ability of tourism community 并列题名：Research on improving self-sustainable development ability of tourism community Research on policy tools for sustainable development of China's tourism industry Research on the evaluation of sustainable development capability of Chinese cities 并列题名：Research on policy tools for sustainable development of China's tourism industry Research on the sustainable development of listed companies 并列题名：Research on the evaluation of sustainable development capability of Chinese cities Research on sustainable development of regional tourism ecosystem Research on sustainable development of aging society Research on sustaionable development of lakes tourism