Title: Ba Thín River
Content:  Ba Thín (Sông Ba Thín) is a tributary of the Kỳ Cùng River. It originates in the high mountains of Guangxi, China, and joins the Kỳ Cùng River in Qu Xa commune in Lộc Bình District of Lạng Sơn Province in northeastern Vietnam. The river is 52 km long and has a catchment area of 320 km2.
Title: Lạng Sơn province
Content:  basin in China. The Bản Thín River, a tributary of the Kỳ Cùng, which is 52 m long with a catchment area of 320 km2, has its source in a mountainous region in Guangxi in China, and empties into the Kỳ Cùng in the commune of Khuất Xá in Lộc Bình Province. Other tributaries of the Kỳ include the Bắc Giang River, which is 114 km long with a catchment area of 2670 km2 and the Bắc Khê River, which is 54 km long with a catchment area of 801 km2. Other rivers of note in the province include the Thương Là River, which is the second 
Title: Thái Bình River
Content:  Thái Bình river (Vietnamese: Sông Thái Bình) is the name of the Thái Bình river system's main river in Northern Vietnam. This river system joins with the Red River system and brings alluvium to create Red River Delta. Thái Bình river starts in the area of Đồng Phúc commune, Yên Dũng District, Bắc Giang Province - where the Thuong River and Cầu River join with each other. It then flows to Hải Dương Province and becomes the boundary between Bắc Giang and Hải Dương. After flowing through the area of Hải Dương, it enters Thái Bình Province and flows to the South China Sea at Ba Lat river mouth. The total length of the main river is about 100 km
Title: List of rivers of Thailand
Content: Tha Chin River 
Title: List of rivers of Thailand
Content: Tha Chin River 
Title: Thu Bồn River
Content:  The Thu Bồn River (Sông Thu Bồn) is a river in central Vietnam, located in Quảng Nam Province. From its source near the border of Quảng Nam and Quảng Ngãi provinces, it flows northwest through Bắc Trà My, Phú Ninh, Hiệp Đức and Quế Sơn districts; turning northeast, it forms the border between Đại Lộc district and Duy Xuyên district, before emptying into the South China Sea at Hội An. The Thu Bồn valley was a centre of Champa culture from 700 until the Vietnamese conquest in 1471. Cua Dai Chiem was the Champa port on the estuary of the river at Hội An. Today boat trips up river to Mỹ Sơn are one of Hội An's tourist attractions.
Title: Ba Lai River
Content:  The Ba Lai River (Sông Ba Lai) is a river in the Mekong Delta region, Vietnam, in Ben Tre Province, flowing between An Hoa Island and Bao Island. It is a direct tributary of the Tien River at the boundary of Phu Duc and Tan Phu Communes. At the beginning of the 20th century, the flow from Tien River began to diminish. The water source of the Ba Lai River now comes mainly from the My Tho River. The Ba Lai River has also begun to diminish and the Ba Lai estuary is now filling with sediment and becoming blocked. In 2002, an irrigation dam was built across the River to stop the infiltration of salt water and preserve fresh water for 100,000 hectares of farmland in Bến Tre.
Title: Ban Thieng
Content:  Ban Thieng is a river village in Vientiane Province, Laos. It is located to the northwest of Vang Vieng off Route 13.
Title: Batang River (Sichuan)
Content:  This article is about the river in Sichuan and should not be confused with the nearby Litang River or the identically-named Batang in Qinghai. The Batang (Chinese: 巴塘河, p Batánghé) or Ba Chu (Chinese: 巴曲, p Baqū; Tibetan: དཔལ་ཆུ།, w Dpal Chu, z Bä Qu) is an 140 km long river in Sichuan province in the People's Republic of China. It is located near Batang town (巴塘镇), not the Batang township (巴搪乡) near Gyêgu in Qinghai. The Batang is a tributary of the Yangtze river system. The main course of the river is the Jinsha, into which the Batang empties. Its watershed covers 3,100 km2; its average flow is 54 m³ per second.
Title: List of rivers of Thailand
Content: Pattani River 

Question: In what country is Ba Thín River?
Answer: Vietnam.
Socialist Republic of Vietnam.
VN.
VIE.
🇻🇳.
Việt Nam.
Viet Nam.
SRV.
VNM.