based on the mixed research in Guangdong province based on practice research in Liaoning Province based on the field investigation of Guangdong Province 残障者的需求与服务供给：基于广东省的混合研究：based on the mixed research in Guangdong province based on the case in Yunnan Province based on the practice in Yunnan Province based on the practice in Zhejiang province based on the practice of Hunan province based on the survey of Jiangsu province research on the process of urbanization in Guangdong province