Question: What do Wuchuan, Guangdong and Jiangyin have in common?

Context paragraphs:
Zhu Cong (footballer): Zhu Cong (; born 8 February 1985 in Wuchuan, Guangdong, China) is a Chinese footballer as a full back.  Who currently plays for China League Two side Shenzhen Renren.

Cabot's tragopan: Cabot's tragopan ("Tragopan caboti") is a pheasant found in south-east China.  The common and scientific names of this large bird both commemorate the ornithologist Samuel Cabot III.  Other common names include the Chinese tragopan and the yellow-bellied tragopan.  The population is divided into two subspecies, of which the nominate race is found in the provinces of Fujian, Jiangxi, Zhejiang, and Guangdong, and "T. c. guangxiensis" is confined to northeastern Guangxi and southern Hunan.  The IUCN has assessed it as being a "vulnerable species".

Li Hanhun: Li Hanhun (; 7 October 1895–30 June 1987), courtesy name Bohao (伯豪) was a Chinese (Kuomintang) general from Wuchuan, Guangdong.  He participated in the Northern Expedition and Second Sino-Japanese War, when he served as chair of the Guangdong provincial government for six years.  In 1949, he went to the United States, where, in 1987, he died in New York.  Former Harvard Professor Frederick Pei Li was his son.

Pearl River (China): The Pearl River, also known by its Chinese name Zhujiang and formerly often known as the Canton River , is an extensive river system in southern China.  The name "Pearl River" is also often used as a catch-all for the watersheds of the Xi ("West"), Bei ("North"), and Dong ("East") rivers of Guangdong.  These rivers are all considered tributaries of the Pearl River because they share a common delta, the Pearl River Delta.  Measured from the farthest reaches of the Xi River, the Pearl River system is China's third-longest river, 2400 km , after the Yangtze River and the Yellow River, and second largest by volume, after the Yangtze.  The 409480 km2 Pearl River Basin (珠江流域 ) drains the majority of Liangguang (Guangdong and Guangxi provinces), as well as parts of Yunnan, Guizhou, Hunan and Jiangxi in China; it also drains northern parts of Vietnam's Northeast Cao Bằng and Lạng Sơn provinces.

Min Chinese: Min or Miin (; BUC: Mìng ngṳ̄) is a broad group of Chinese varieties spoken by over 70 million people in the southeastern Chinese province of Fujian as well as by migrants from this province in Guangdong (around Chaozhou-Swatou, or Chaoshan area, Leizhou peninsula and Part of Zhongshan), Hainan, three counties in southern Zhejiang, Zhoushan archipelago off Ningbo, some towns in Liyang, Jiangyin City in Jiangsu province, and Taiwan.  The name is derived from the Min River in Fujian.  Min varieties are not mutually intelligible with any other varieties of Chinese.

Chen (surname): Chen ( ) () is one of the most common East Asian surnames of Chinese origin.  It ranks as the 5th most common surname in China as of 2007 and the most common surname in Singapore (2000) and Taiwan (2010).  Chen is also the most common family name in Guangdong, Zhejiang, Fujian, Hong Kong (spelled Chan in Hong Kong and Macau).  It is the most common surname in Xiamen, the ancestral hometown of many overseas Hoklo.  Besides 陳/陈, an uncommon Chinese surname 諶/谌 is also romanized as Chen.

Jiangyin: Jiangyin (, Jiangyin dialect: ] ) is a county-level city on the southern bank of the Yangtze River, and is administered by Wuxi, Jiangsu province.  Jiangyin is one of the most important transport hubs on the Yangtze River, it is also one of the most developed counties in China.

Wuchuan, Guangdong: Wuchuan is a county-level city of Guangdong, China.  It is administered as part of the prefecture-level city of Zhanjiang.  The total area of Wuchuan is 848.5 sqkm , with an estimated population of 1,111,394 in 2013.  The area is low and even.  The annual average temperature is 23 C , with annual rainfall of about 1600 mm .

Huang Hu: Huang Hu (1973 in Wuchuan, Guangdong, China – January 3, 2003 in Zhanjiang, Guangdong, China) was a Chinese murderer who put rat poison in the salt of a kindergarten on November 24, 2002 poisoning at least 70 children and murdering 2 or more of them.  In December Huang Hu was arrested and sentenced to death on December 18 of 2002.  Sixteen days later, Huang Hu was executed.

Lu (surname 盧): Lú is the pinyin romanization of the Chinese surname written 卢 in simplified character and 盧 in traditional character.  It is also spelled Lo according to the Cantonese pronunciation.  Lu 卢 is the 52nd most common surname in China, shared by 5.6 million people, or 0.475% of the Chinese population as of 2002.  It is especially common in Guangdong, Guangxi, Hainan, and Hebei provinces.  Lu 卢 is listed 167th in the Song Dynasty classic text "Hundred Family Surnames".

Supporting paragraphs: Wuchuan, Guangdong Jiangyin
Answer: China