并列题名：Protection and sustainable development of traditional villages in the Pearl River Delta Protection and sustainable development of traditional villages in the Pearl River Delta 并列题名：Research report on the development of trade areas in pearl river delta 并列题名：Construction and sustainable development of golden tourism belt along the yellow river 并列题名：Study on the sustainable development of ethnic tourism villages from the perspective of cultural capital Research report on the development of trade areas in pearl river delta Construction and sustainable development of golden tourism belt along the yellow river Research report on the development of trade areas in pearl river delta. 并列题名：Study of the port development and port-city relations in the Pearl River Delta 并列题名：Study on the sustainable development of microfinance institutions in China