Ban Gioc Fall is situated in Trung Khanh district in Cao Bang province nears the Sino-Vietnamese border. The echo of the falls can be heard kilometers away from Trung Khanh. - 4shared पर डाउनलोड करें। Ban Gioc Fall is situated in Trung Khanh district in Cao Bang province nears the Sino-Vietnamese border. The echo of the falls can be heard kilometers away from Trung Khanh. मुफ्त फ़ाइल साझाकरण सेवा 4shared पर होस्ट किया गया है।