Question: which county has the highest border Jishou: or Acheng District

Context paragraphs:
Shangzhi: Shangzhi () is a county-level city under the jurisdiction of Harbin, the capital of Heilongjiang province, People's Republic of China.  It is 127 km away from central Harbin and has an area of approximately 9000 km2 .  The city proper has a population of around 120,000, while the total administrative population is approximately 600,000 inhabitants.  The most spacious county-level division of Harbin City, it borders Yanshou County to the north, Wuchang to the southwest, Acheng District to the northwest, and Bin County to the northwest, as well as the prefecture-level city of Mudanjiang to the southeast.

Hongxing, Harbin: Hongxing () is a town situated in the Harbin prefecture of Heilongjiang, China.  It is under the jurisdiction of Acheng District.  It is located about 11 km east of the town of Acheng and 64.7 km southeast of Harbin.  It contains the Hongxing Reservoir.

Acheng District: Acheng District, formerly Acheng County, (Manchu Language : Alcuka Hoton) is one of nine districts of Harbin, the capital of Heilongjiang province, People's Republic of China, covering part of the southeastern suburbs.  s of 2010 , it had a population of 596,856 residing in an area of 2680 km2 , and is 29 km southeast of downtown Harbin, 190 km north of Jilin City, and around 50 km south of the Songhua River.  It lies within the basin of and until 1909 was considered synonymous with the Ashi River which gave its name to the Jurchen Jin Dynasty.  The district administers nine subdistricts, eight towns, one township, and one ethnic township.  It borders Daowai District to the north, Bin County to the northeast, Shangzhi to the southeast, and Wuchang to the south, Shuangcheng District to the west, and Pingfang and Xiangfang Districts to the northwest.

Wuchang, Heilongjiang: Wuchang () is a county-level city under the jurisdiction of Harbin, the capital of Heilongjiang province, People's Republic of China.  The southernmost county-level division of Harbin City, it borders Acheng District to the north, Shangzhi to the northeast, Shuangcheng District to the northwest, and Jilin Province to the south and the west.

Acheng Railway Station: Acheng Railway Station is a railway station of Harbin–Suifenhe Railway and located in the Acheng District of Harbin, Heilongjiang province, China.

Yangshu Township: Yangshu Township () is a township-level division situated in the Acheng district of Harbin, Heilongjiang province, China.  It is situated 5 km southwest of Acheng city and has a population of 32000.

Jinlongshan: Jinlongshan (), formerly Daling Township () until October 2010, is a town in the southeast of Acheng District, Harbin, China, located more than 35 km southeast of the urban area of Harbin.  Near the town is the Mount Hengtou National Forest Park (横头山国家森林公园).

Shuangcheng District: Shuangcheng District () is one of nine districts of Harbin, the capital of Heilongjiang province, People's Republic of China, covering part of the southwestern suburbs.  It sits approximately 42 km south-southwest of downtown Harbin.  Formerly a county-level city until 15 May 2014.  The westernmost county-level division of Harbin City, it borders Daoli District to the north, Nangang and Pingfang Districts to the northeast, Acheng District to the east, and Wuchang to the southeast, as well as the Jilin prefecture-level divisions of Changchun to the south and Songyuan to the southwest.

Bin County, Heilongjiang: Bin County, or Binxian (), is under the administration of Harbin, the capital of Heilongjiang province, People's Republic of China.  Its seat is about 60 km east of central Harbin.  It borders Bayan County and Mulan County to the north, Fangzheng County to the east, Yanshou County to the southeast, Shangzhi to the south, Acheng District to the southwest, Daowai District to the west, and Hulan District to the northwest.

Jishou: Jishou () is a county-level city and the seat of Xiangxi Tujia and Miao Autonomous Prefecture, Hunan province, China.

Supporting paragraphs: Jishou Acheng District
Answer: Acheng District