Question: Is Zibo, the prefecture-level city, or Huaiyin District, Huai'an located in the central Shangong province, China?

Context paragraphs:
Huai'an: Huai'an (), formerly called Huaiyin () until 2001, is a prefecture-level city in central Jiangsu province of Eastern China.  It borders Lianyungang, Suqian to the north, Yancheng to the northeast, Yangzhou to the southeast, and Chuzhou (Anhui) to the southwest.

Linyi: Linyi () is a prefecture-level city in the south of Shandong province, China.  As of 2011, Linyi is the largest prefecture-level city in Shandong, both by area and population, Linyi borders Rizhao to the east, Weifang to the northeast, Zibo to the north, Tai'an to the northwest, Jining to the west, Zaozhuang to the southwest, and the province of Jiangsu to the south.  The city Linyi (临沂) literally means "close to the Yi River".

Huaiyin District, Jinan: Huaiyin District () is one of six districts of Jinan, the capital of Shandong province, People's Republic of China, forming part of the city's urban core.  It borders the districts of Tianqiao to the northeast, Shizhong to the southeast, and Changqing to the southwest, as well as the prefecture-level city of Dezhou to the northwest.

Zhao Shaolin: Zhao Shaolin (born October 1946) is a former Chinese politician who spent most of his career in Jiangsu province.  Beginning in the 1990s, Zhao served as the mayor, then Communist Party Secretary, of the city of Huaiyin (now Huai'an).  In 1998 he became the Secretary General of the Jiangsu provincial Party Committee, in charge of the execution of provincial party policy.  He retired from politics in November 2006.  Subsequently he became Vice-President of the non-profit China Aging Development Foundation.  He was investigated by the Communist Party's anti-graft body in 2014 for corruption, then expelled from the Communist Party; he faces criminal charges related to bribery and foreign exchange fraud.

North Jiangsu Main Irrigation Canal: The North Jiangsu Main Irrigation Canal (, ) (often called the "Subei Canal") is located in the lower reaches of the Huai River, one of the major rivers of northern Jiangsu Province in eastern China.  It originates at Gaoliangjian on Hongze Lake and runs through Hongze, Qingpu, Huai'an, Funing, Sheyang and Binghai county(or district) and joins the artificial estuary of Biandan Harbour.  The canal is 168 km in length and can irrigate 1,720,000 hectares of farmland.  The construction program was organized and directed by the headquarters of the Jiangsu Huai River management program between October 1951 and May 1952.

Laiwu: Laiwu () is a prefecture-level city in central Shandong Province, China.  The smallest prefecture-level city in the province, it borders the provincial capital of Jinan to the north, Zibo to the east and Tai'an to the southwest.  Its population was 1,298,529 at the 2010 census whom 989,535 lived in the built-up area made up of Laicheng district, Gangcheng district not being conurbated yet.

Si River: The Si River () is a watercourse located in Shandong Province and, in ancient time, in Jiangsu Province, China.  It rises in the southern foothills of the Mengshan Mountains (蒙山) then flows through Sishui County, and the cities of Qufu and Yanzhou before emptying into Lake Nanyang (南阳湖).  In ancient times the river was a large tributary of the Huai River, converging with the waters of the Fan (反), Sui (睢), Tong (潼) and Yi (沂) and numerous other rivers then passing through present day Yutai County, Pei County, Xuzhou City, Suqian City and Siyang County in Shandong and Jiangsu Provinces.  At Sikou (泗口) (also known as Qingkou (清口), present day Huai'an City, Jiangsu), the Si River discharged into the Huai River.  From very early on the Si River was connected with the Huai and Yangtze Rivers as well as the Central Plain of China for a long period in its history.  In 1194, at the time of the Song and Jin Dynasties, the Yellow River altered its course southwards, engulfing the lower reaches of the Si River below Xuzhou City and those of the Huai River below Huai’an City.  As a result, the Si River no longer exists in Jiangsu Province.  In 1855, the Yellow River once more altered its course northwards.  However, due to the large amount of silt carried by the river, it left behind a 4 to high layer of mud in the lower reaches of the Si River’s former course.

Huaiyin District, Huai'an: Huaiyin District () is one of four districts of Huai'an, Jiangsu province, China.

Zibo: Zibo ( ; ) is a prefecture-level city in central Shandong province, China.  It borders the provincial capital of Jinan to the west, Laiwu and Tai'an to the southwest, Linyi to the south, Weifang to the east, Dongying to the northeast, and Binzhou to the north.

Tianqiao District: Tianqiao District () is one of six districts of Jinan, the capital of Shandong province, People's Republic of China, forming part of the city's urban core.  It has an area of 258.71 km² and has 688,415 permanent residents as of 2010 .  It borders Jiyang County to the north, Licheng District to the east, Lixia District to the southeast, Shizhong District to the south, Huaiyin District to the southwest, as well as the prefecture-level city of Dezhou to the northwest.

Supporting paragraphs: Zibo Huaiyin District, Huai'an
Answer: Zibo