Question: Where are Cenxi and Rizhao located?

full_context: Document 1: Jinxiu Yao Autonomous County: Jinxiu () is a county of eastern Guangxi, China, located in an area of relatively high concentrations of the Yao people. It is administered as the Jinxiu Yao Autonomous County of Laibin City. Established in 1952, with the name of Dayaoshan Autonomous Zone, in 1966, it was renamed as Jinxiu Yao Autonomous County. It has an area of 2517 km2 , much of it mountainous, and a population in 2004 of approximately 150,000.
Document 2: Haiyang: Haiyang (), a coastal city in the peninsula province of Shandong in eastern China, is strategically located in the center of the prime tourist trio of Qingdao, Yantai, and Weihai.
Document 3: Heshan, Guangxi: Heshan () is a county-level city of central Guangxi, China, located on the lower reaches of the Hongshui River. It is under the administration of Laibin City.
Document 4: Dongxing, Guangxi: Dongxing (,"Vietnamese": Đông Hưng) is a county-level city of Guangxi, People's Republic of China, on the border with Mong Cai of Vietnam.
Document 5: Rizhao Polytechnic: Rizhao Polytechnic (, colloquially known as "Rizhi" (日职), is a public institution of tertiary education in Rizhao, Shandong province, China, specializing in engineering and technical majors. The college has around 14.000 students and 900 teachers, the campus is located north of the University City in Donggang District.
Document 6: Port of Rizhao: The Port of Rizhao is a natural deep-water seaport on the coast of the city of Rizhao, Shandong Province, People's Republic of China, located on the southern shore of Shandong Peninsula, opening to the Yellow Sea. It has 46 deep-water berths in two main port areas (Lanzhao Port Area and Shijiu Port Area). In 2012 it reached a throughput of 284 million metric tons, making it the tenth-busiest port in China.
Document 7: Chongzuo: Chóngzuǒ (; Zhuang: Cungzcoj ) is a prefecture-level city in the south of Guangxi Zhuang Autonomous Region along the Sino-Vietnamese border. It is home to one of China's largest Zhuang populations.
Document 8: Cenxi: Cenxi () is a county-level city under the administration of Wuzhou City, in the east of Guangxi, People's Republic of China.
Document 9: Rizhao Shanzihe Airport: Rizhao Shanzihe Airport (IATA: RIZ, ICAO: ZSRZ) is an airport serving the city of Rizhao in Shandong Province, China. The airport received approval from the State Council of China and the Central Military Commission in October 2013. It is located in Houcun Town (后村镇 ), Donggang District. It was opened on 22 December 2015.
Document 10: Rongcheng, Shandong: Rongcheng () is a county-level city of Weihai City, at the eastern extremity of Shandong Province, China, looking out to the Yellow Sea in all directions but the west.
Document 11: Donggang, Liaoning: Donggang () is a city in the southeast of Liaoning Province in Northeast China. Situated on the coast of the Yellow Sea at the mouth of the Yalu River, it is located near the maritime border with North Korea. Administratively, it is a county-level city of Dandong, which lies 35 km to the northeast.
Document 12: Hezhou: Hezhou (贺州 ) is a prefecture-level city in the northeast of the Guangxi Zhuang Autonomous Region, People's Republic of China.
Document 13: Guiping: Guiping is a county-level city in eastern Guangxi, China. It is under the administration of Guigang City, located at the confluence of the Qian and Yu rivers, which are the Xi River's primary north and south tributaries, respectively.
Document 14: Rizhao: Rizhao () is a prefecture-level city in southeastern Shandong province, China. It is situated on the coastline along the Yellow Sea, and features a major seaport. It borders Qingdao to the northeast, Weifang to the north, Linyi to the west and southwest, and faces Korea and Japan across the Yellow Sea to the east.
Document 15: Donggang District: Donggang District () is the main urban district of Rizhao in the Chinese province of Shandong. It has an area of 1636.4 km² and around 865,000 inhabitants (according to the 2010 census). All the main government agencies of the city, as well as the Port of Rizhao, are locared in Donggang.
ground_truth: China