📍Qinhuangdao/Three days and two nights travel guide❗️

Xi'an, formerly known as Haojing, Chang'an, Jingzhao, Xijing, and Yongzhou, is the capital city of Shaanxi Province, People's Republic of China. It is located in the central part of China, in the south-central part of Shaanxi Province and in the middle of the Weihe Plain. It is a megacity, a national central city, and the core city of the Guanzhong urban agglomeration. Xi'an is a sub-provincial city and the political, economic, cultural, transportation, medical, and educational center of Shaanxi Province and even the northwest region[4][5][6][7]. The total permanent population is 12.9959 million. The Municipal People's Government is located in Weiyang Square, Fengcheng 8th Road, Weiyang District. Xi'an is a famous cultural and tourist city in China and even in the world. It has a very profound historical and cultural heritage and is well-known at home and abroad. It is the first city in Chinese history to be called Jing. It has a history of more than 3,100 years of city construction[8][9] and more than 1,070 years of capital history. In history, many prosperous dynasties, including Zhou, Qin, Western Han, Sui, and Tang, had their capitals here [10], which made Xi'an witness the peak period of openness, extroversion, martial spirit, and prosperity in Chinese history, and left a huge amount of relics. Xi'an currently has two of the six world cultural heritage sites and is also the starting point of the Silk Road [Note 1]. The main urban area of ​​Xi'an still retains the complete Ming Dynasty city walls and gates, moats and bridges, corner towers, urn cities, arrow towers and other facilities. In and around the city, there are a large number of ancient cultural relics such as the Mausoleum of Qin Shihuang, the Han Yang Mausoleum, the ruins of the Han Chang'an City, and the ruins of the Tang Daming Palace, which are of extremely high archaeological research value. In terms of geography and transportation, Xi'an is located in the middle of the Weihe Plain in Guanzhong. The Weihe River, the largest tributary of the Yellow River, flows from the north of the city from southwest to northeast. There are also rivers such as the Chanhe River, the Bahe River, and the Jinghe River in the north and west. It is known as "Eight Rivers Surrounding Chang'an", all of which are ecological protection areas. It is adjacent to the northern slope of the Qinling Mountains in the south and is also close to the intersection of the climates of northern and southern China. Due to its geographical location in the center of the country, Xi'an is a gateway city and an important transportation hub for the Yangtze River Delta, the Pearl River Delta, and the Beijing-Tianjin-Hebei region to the northwest and southwest. It is also a must-go place for the northwest region to go to the eastern and southern regions of the country. Xi'an Railway Station is located on the Longhai Railway and is a hub station with huge transportation volume. Xi'an currently has the 4F-level Xi'an Xianyang International Airport and domestic high-speed rail transportation hubs such as Xi'an North Station. In terms of urban transportation, Xi'an currently has 11 operating subway lines with a total mileage of 403 kilometers. It also operates the Xihu Line of the urban rail and the tram Gaoxin Yunba. Xi'an is one of China's national central cities, an important city in the Silk Road Economic Belt, the New Eurasian Continental Bridge and the Yellow River Basin, and the economic, technological, educational, energy, financial, cultural and commercial center of the Guanzhong Urban Agglomeration. Its Yanliang District is an important aviation industry base in China. In 2009, the State Council approved the "Development Plan for the Guanzhong-Tianshui Economic Zone", proposing to build Xi'an into an important national science and technology research and development center, a regional trade, logistics, exhibition center, a regional financial center, a world-class tourist destination, and an important national high-tech industry and advanced manufacturing base, and strive to build Xi'an into an international metropolis. In 2013, the State Council approved the establishment of Xixian New Area, becoming China's seventh national new area. Most of the areas under the jurisdiction of the China (Shaanxi) Pilot Free Trade Zone established in 2017 are located in Xi'an. In February 2018, the National Development and Reform Commission and the Ministry of Housing and Urban-Rural Development issued the "Development Plan for the Guanzhong Plain Urban Agglomeration" to support Xi'an in building a national central city, an international comprehensive transportation hub, and an international metropolis with historical and cultural characteristics. In terms of administrative divisions, it currently has jurisdiction over 11 districts and 2 counties and fully administers Xixian New Area, with a total area of ​​about 10,700 square kilometers (including Xixian New Area), and several officially designated economic management zones such as the High-tech Zone, Qujiang New Area, and Economic Development Zone. The Xi'an Municipal Party Committee, Municipal Government and other party and government agencies are located in the administrative center of Weiyang District.

Tianjin City, referred to as "Jin", also known as Jingu and Jinmen, is a municipality directly under the Central Government of the People's Republic of China, a national central city, and a megacity [222]. It is located in the North China region of the People's Republic of China, in the lower reaches of the Haihe River Basin, bordering the Bohai Sea to the east, Yanshan Mountain to the north, the capital Beijing to the west, and the rest of the city is adjacent to Hebei Province. As of October 2023, Tianjin has 16 districts under its jurisdiction [93], with a total area of ​​11,966.45 square kilometers. As of the end of 2024, Tianjin has a permanent population of 13.64 million. [268] Tianjin is located in the northeast of the North China Plain and has a warm temperate semi-humid monsoon climate with distinct four seasons. Tianjin has been prosperous since ancient times due to the canal transportation. After the middle of the Tang Dynasty, it became a land and water port for transporting grain and silk from the south to the north. In the Jin Dynasty, Zhigu Fort was established at the Sanchakou area where the North-South Grand Canal and the Haihe River meet. This was the earliest establishment in Tianjin. In the Yuan Dynasty, "Haijin Town" was established, which was a military stronghold and a grain transportation center. In the second year of the Yongle reign of the Ming Dynasty (1404), the city was officially built. On March 7, the third year of the Yongzheng reign, Tianjin Wei was promoted to Tianjin Prefecture, which belonged to Hejian Prefecture [243]. In the ninth year of the Yongzheng reign, Tianjin Prefecture was promoted to Tianjin Prefecture, which had six counties and one prefecture under its jurisdiction. After 1912, Tianjin Prefecture was abolished [234]. It is the only city in ancient China with a definite record of its founding time [231]. Tianjin is an important central city in China approved by the State Council, a national historical and cultural city, a modern marine city, an international comprehensive transportation hub city, a national advanced manufacturing R&D base, a northern international shipping core area, and a financial innovation operation demonstration area [1] [230]. Tianjin is a major node of the China-Mongolia-Russia Economic Corridor, a strategic fulcrum of the Maritime Silk Road, a meeting point of the Belt and Road Initiative, and the nearest eastern starting point of the Eurasian Continental Bridge. It is an important seaport for neighboring landlocked countries, the largest port city in northern China, and a key location and gateway to protect the capital. [257]

Harbin (Manchu: ᡥᠠᠯᠪᡳᠨ, Mulinde transliteration: Halbin), also known as Habu[5] or Hashi, is located in the northern part of China's Northeast Plain. It is the capital of Heilongjiang Province, the People's Republic of China,[6][7][8], a sub-provincial city, and an important regional center city in Northeast China.[7] Harbin is the political, economic, cultural and foreign-oriented center of northern Northeast China. It is also the largest city in China with the third largest registered population among provincial capitals.[9][8] The city's administrative area covers an area of ​​10,198 square kilometers.[10] The municipal government is located at No. 1 Century Avenue, Songbei District. It has 45 ethnic minorities and a variety of religious cultures. It is the only city in China where Buddhism, Taoism, Catholicism, Orthodoxy, Christianity, and Islam coexist. [11] Harbin is located in the southern part of Heilongjiang Province. It has a temperate continental monsoon climate with an average annual temperature of only 5.2℃. The winter is cold and long, and the summer is warm and short. It is a winter ice and snow tourism and summer resort. It is famous for its annual International Ice and Snow Festival and its strong European style. It is also one of the first batch of excellent tourist cities in China[12] and a famous historical and cultural city in China[13]. Due to its geographical location, Harbin was a bridgehead for Tsarist Russia and the Soviet Union to connect with China and the Far East in the first half of the 20th century. It is also an important international trade city in northern China and one of the earliest international cities in China in the 1920s[14]. Harbin's urban architectural style is still deeply influenced by it. Various European-style buildings brought by early Russian, Eastern European, Jewish and other immigrants are scattered throughout the city. After the founding of the People's Republic of China, it was gradually transformed into a central city with both industry and commerce. Today, Harbin still occupies an important position in international trade[15] and is the permanent rotating host city of the China-Russia Expo[16]. Harbin is known as the pearl of the Eurasian Continental Bridge and is an important hub of the First Eurasian Continental Bridge and the Sky Corridor[8]. According to the "Plan for Border Development and Opening-up in Northeastern Heilongjiang and Inner Mongolia" approved by the State Council in 2013[17], Harbin is the center of the border development and opening-up channel, a regional central city in Northeast Asia[18], and also the core city in the northern part of the Harbin-Changchun urban agglomeration. The 9th Asian Winter Games will be held in Harbin in 2025[19].

The central area of Beijing, with many historical sites and cultural attractions. Dongcheng District, under the jurisdiction of Beijing, is located in the eastern center of Beijing. It borders Chaoyang District to the east and north, Fengtai District to the south, and Xicheng District to the west. It lies between 116°22′17″-116°26′46″ east longitude and 39°51′26″-39°58′22″ north latitude. The maximum distance from east to west is 5.2 kilometers, the maximum distance from north to south is 13 kilometers, and the total area is 41.84 square kilometers [57] [60]. As of October 2022, Dongcheng District has 17 sub-districts under its jurisdiction [34]. As of the end of 2023, Dongcheng District has a permanent population of 703,000. [46] Dongcheng District is the area with the most cultural relics and historical sites in Beijing. There are 16 national-level cultural relics protection sites in the district, accounting for 37% of Beijing; 60 municipal-level cultural relics protection sites, accounting for 24% of the city; and 57 district-level cultural relics protection sites. Among the famous 16 new Beijing scenes, the "Tian'an Beautiful Sun" and "Forbidden City Sunset", the ancient and mysterious Lama Temple, the Imperial Academy, the highest institution of learning in the Yuan, Ming and Qing dynasties, the "left ancestor and right community" Taimiao and Sheji Altar, the Beijing Ancient Observatory that explores the mysteries of the sky, the bell and drum tower of the Mingjin Leigu Time-telling Platform, the Wen Tianxiang Temple with its righteous spirit, and the Peking University Red Building have long been famous at home and abroad. In addition, there are a number of former residences of celebrities such as Mao Zedong, Mao Dun, Lao She, and Soong Ching Ling. In addition, there are Beijing residential courtyards. [60] In 2024, the GDP of Dongcheng District will increase by about 4.5% year-on-year; the district-level general public budget revenue will reach 19.5 billion yuan; the fixed asset investment will reach 27 billion yuan; the per capita disposable income of residents will increase by about 3% year-on-year; and the energy consumption per unit of GDP will decrease by about 5%. [76]

Wuxi is a prefecture-level city in Jiangsu Province, China. Located in the southern part of Jiangsu Province in East China, it borders the Yangtze River to the north and Taihu Lake to the south. The city covers a total area of 4,627.46 square kilometers and has a permanent population of 7.505 million as of 2024. Wuxi is an important birthplace of Jiangnan civilization and Wu culture, and is known as a major center for advanced manufacturing, regional technological innovation, and cultural creativity in the Yangtze River Delta region.

Guiyang City, abbreviated as "Zhu", also known as Forest City or Zhu City, is a prefecture-level city and provincial capital under the jurisdiction of Guizhou Province. It is an important central city in Southwest China, a national comprehensive transportation hub city, and is known as "China's Summer Resort Capital".

Dalian City is a prefecture-level city under the jurisdiction of Liaoning Province. It is an important port city in Northeast China and a major industrial base. Dalian is known for its beautiful coastal scenery, clean environment, and modern urban development.

Beihai City, also known as "Pearl City", is a prefecture-level city under the jurisdiction of Guangxi Zhuang Autonomous Region. It is located at the southern end of Guangxi and on the northeastern shore of Beibu Gulf. Beihai is an important starting port of the ancient "Maritime Silk Road" and one of China's earliest foreign trade ports.