Study on foreign economic and trade strategy of five asean countries 并列题名：Study on foreign economic and trade strategy of five asean countries Study on the economic and trade policies of the South Pacific island countries 并列题名：Study on the economic and trade policies of the South Pacific island countries A study of trade & economic development of the Gulf countries Guangdong foreign economic and trade development research report Study on national comparison and trade effect of AEO system along OBOR countries