id	keyword
fbem-12628	quality development
fbem-12628	economic
fbem-12628	investment
fbem-12628	river
fbem-12628	growth
fbem-12628	impact
fbem-12628	yangtze
fbem-12628	yangtze river
fbem-12628	fdi
fbem-12628	level
fbem-12628	china
fbem-12628	data
fbem-12628	belt