Question: Why did China need to resettle people into Yin Mingshan's birthplace?

full_context: Document 1: Lui Ming-wah: Lui Ming Wah, SBS, JP (born 8 April 1938 in Weihai, Shandong, China) was the member of the Legislative Council of Hong Kong (Legco), representing industrial (second) industry in functional constituencies seats. He was the member of the Alliance in Legco.
Document 2: Sichuan: Sichuan consists of two geographically very distinct parts. The eastern part of the province is mostly within the fertile Sichuan basin (which is shared by Sichuan with Chongqing Municipality). The western Sichuan consists of the numerous mountain ranges forming the easternmost part of the Qinghai-Tibet Plateau, which are known generically as Hengduan Mountains. One of these ranges, Daxue Mountains, contains the highest point of the province Gongga Shan, at 7,556 metres (24,790 ft) above sea level.
Document 3: Sichuan: The Three Gorges Dam, the largest dam ever constructed, is being built on the Yangtze River in nearby Hubei province to control flooding in the Sichuan Basin, neighboring Yunnan province, and downstream. The plan is hailed by some as China's efforts to shift towards alternative energy sources and to further develop its industrial and commercial bases, but others have criticised it for its potentially harmful effects, such as massive resettlement of residents in the reservoir areas, loss of archeological sites, and ecological damages.
Document 4: Sichuan: Sichuan has been historically known as the "Province of Abundance". It is one of the major agricultural production bases of China. Grain, including rice and wheat, is the major product with output that ranked first in China in 1999. Commercial crops include citrus fruits, sugar cane, sweet potatoes, peaches and grapes. Sichuan also had the largest output of pork among all the provinces and the second largest output of silkworm cocoons in 1999. Sichuan is rich in mineral resources. It has more than 132 kinds of proven underground mineral resources including vanadium, titanium, and lithium being the largest in China. The Panxi region alone possesses 13.3% of the reserves of iron, 93% of titanium, 69% of vanadium, and 83% of the cobalt of the whole country. Sichuan also possesses China's largest proven natural gas reserves, the majority of which is transported to more developed eastern regions.
Document 5: Sichuan: In the middle of the 17th century, the peasant rebel leader Zhang Xianzhong (1606–1646) from Yan'an, Shanxi Province, nicknamed Yellow Tiger, led his peasant troop from north China to the south, and conquered Sichuan. Upon capturing it, he declared himself emperor of the Daxi Dynasty (大西王朝). In response to the resistance from local elites, he massacred a large native population. As a result of the massacre as well as years of turmoil during the Ming-Qing transition, the population of Sichuan fell sharply, requiring a massive resettlement of people from the neighboring Huguang Province (modern Hubei and Hunan) and other provinces during the Qing dynasty.
Document 6: Department store: Since the opening policy in 1979, the Chinese department stores also develops swiftly along with the fast-growing economy. There are different department store groups dominating different regions. For example, INTIME department store has the biggest market presence in Zhejiang province, while Jinying department stores dominate Jiangsu Province. Besides, there are many other department store groups, such as Pacific, Parkson, Wangfujing，New World，etc., many of them are expanding quickly by listing in the financial market.
Document 7: Sichuan: The majority of the province's population is Han Chinese, who are found scattered throughout the region with the exception of the far western areas. Thus, significant minorities of Tibetan, Yi, Qiang and Nakhi people reside in the western portion that are impacted by inclement weather and natural disasters, environmentally fragile, and impoverished. Sichuan's capital of Chengdu is home to a large community of Tibetans, with 30,000 permanent Tibetan residents and up to 200,000 Tibetan floating population. The Eastern Lipo, included with either the Yi or the Lisu people, as well as the A-Hmao, also are among the ethnic groups of the provinces.
Document 8: Sichuan: From 1955 until 1997 Sichuan had been China's most populous province, hitting 100 million mark shortly after the 1982 census figure of 99,730,000. This changed in 1997 when the Sub-provincial city of Chongqing as well as the three surrounding prefectures of Fuling, Wanxian, and Qianjiang were split off into the new Chongqing Municipality. The new municipality was formed to spearhead China's effort to economically develop its western provinces, as well as to coordinate the resettlement of residents from the reservoir areas of the Three Gorges Dam project.
Document 9: Chen Min'er: Chen was born in September 1960 in Zhuji, Zhejiang. From 1978 to 1981 Chen Min'er studied Chinese at Shaoxing Teacher's College (later merged into Shaoxing University) in Zhejiang. After college he worked in the Shaoxing government, rising through the ranks to become the county governor of Shaoxing County in 1991, and Communist Party Secretary (the top position in the county) in 1994. In 1997 Chen was transferred to the neighbouring city of Ningbo to become its Vice Mayor. In 1999 he was promoted to deputy party secretary Ningbo.
Document 10: Hoàng Cơ Minh: Hoàng Cơ Minh (1935–1987) was the first chairman of the Việt Tân (Vietnam Reform Party). He was elected on September 10, 1982, when Viet Tan was founded. He was considered, among the expatriate Vietnamese, the leader of the anti-communist resistance against the Vietnamese government.
Document 11: Kung Yan-sum: Dr. Kung Yan-sum, (; born in 1943 in Shanghai), is the younger brother of Nina Wang Kung Yu-sum, the former Asia's richest woman and the late chairman of Chinachem Group, one of the biggest privately held property developer in Hong Kong. He is a doctor and he has a private clinic in Hong Kong Garden, Tsing Lung Tau, Tsuen Wan.
Document 12: The Man Who Changed China: The Man Who Changed China: The Life and Legacy of Jiang Zemin a biography of former Chinese leader Jiang Zemin by Robert Lawrence Kuhn was published in 2005, in English and Chinese. It has generated both attention and controversy.
Document 13: Sichuan: In the 20th century, as Beijing, Shanghai, Nanjing, and Wuhan had all been occupied by the Japanese during the Second Sino-Japanese War, the capital of the Republic of China had been temporary relocated to Chongqing, then a major city in Sichuan. An enduring legacy of this move is that nearby inland provinces, such as Shaanxi, Gansu, and Guizhou, which previously never had modern Western-style universities, began to be developed in this regard. The difficulty of accessing the region overland from the eastern part of China and the foggy climate hindering the accuracy of Japanese bombing of the Sichuan Basin, made the region the stronghold of Chiang Kai-Shek's Kuomintang government during 1938-45, and led to the Bombing of Chongqing.
Document 14: Sichuan: Sichuan was China's most populous province before Chongqing became a directly-controlled municipality; it is currently the fourth most populous, after Guangdong, Shandong and Henan. As of 1832, Sichuan was the most populous of the 18 provinces in China, with an estimated population at that time of 21 million. It was the third most populous sub-national entity in the world, after Uttar Pradesh, India and the Russian Soviet Federative Socialist Republic until 1991, when the Soviet Union was dissolved. It is also one of the only six to ever reach 100 million people (Uttar Pradesh, Russian RSFSR, Maharashtra, Sichuan, Bihar and Punjab). It is currently 10th.
Document 15: Yin Mingshan: Yin Mingshan (; born 1938 in Chongqing, Sichuan) is a Chinese businessman. He is the chairman of Lifan Industrial Corporation, vice chairman of the Chinese civil association and the Chamber of Commerce, president of the Chinese motorcycle manufacturers. Upon the arrival of economic reforms in China and the opening up to first provincial-level officials of the Central Committee of the Communist Party of China, he took the leadership of the country's private entrepreneurs. According to Hurun Report's China Rich List 2013, he was the 335th richest person in China.
ground_truth: the Three Gorges Dam project.
sub_queries: Yin Mingshan >> place of birth Answer: Chongqing
Why did China need to resettle people into Chongqing ? Answer: the Three Gorges Dam project.