List of wetland in China (found 7 locations). Category description: An area subject to inundation, usually characterized by bog, marsh, or swamp vegetationCao Po (Hebei) Huangzhuang Wa (Tianjin Shi) Jiakou Wa (Tianjin Shi) Nandagang (Hebei) Ningjin Po (Hebei) Qili Hai (Tianjin Shi) Wen’an Wa (Hebei)