Langfang, is a prefecture-level city of Hebei province, located approximately midway between Beijing and Tianjin with a total population of 3.85 million and an urban area population of 763,700. Its total area is around 6,429 km2. Langfang borders Baoding to the southwest, Cangzhou to the south, Beijing to the north and Tianjin to the east. It is the smallest prefecture-level city of Hebei by land area.