The Red River is an important part in life and in the production of sediment that carried to help add fertilizer to the field. At the same time, improve and expand the field River Delta at the seaside in the end Binh and in behalf ดิ่ญ for location plain red river has an area,, 15 000 square km. Or equal to 4.5% of both countries had a population 18.2 million people (year 2549) was 21% population of both countries.
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