【正文】
and Canada. Is the third large country in the world. Chinese territory North begin Mo river at North Heilongjiang river’s center (North latitude 53176。 30 ′). South to South sand archipelago “Grandmother dark sand (North latitude 4176。 ), Bestraddle latitude long of 49176。 . East begin Heilongjiang and Wusuli place of converge (East longitude 135176。 05 ′). West to Pamirs (East longitude 73176。 40′), bestraddle longitude long of 60176。 . At South to North, at East to West, all distance long of 5000 kilometres. China’s land foul line long to 2