Harbin is a major city in northeastern China, serving as the capital of Heilongjiang province. Positioned in the northernmost region of China, Harbin is renowned for its unique blend of cultures and stunning ice and snow sculptures. The city is a key economic, political, cultural, and communications hub in Northeast Asia. Harbin's rich history is reflected in its diverse architectural styles, with a blend of Chinese, Russian, and European influences. Some of the city’s most famous landmarks include the Harbin Ice and Snow World, Sun Island Park, and the Saint Sophia Cathedral.

According to the 2010 census, Harbin had a population of 5,282,093. The city's demographic composition is largely Han Chinese, with a significant number of ethnic minorities including Manchu, Hui, and Koreans. Harbin is known for its religious diversity, with Buddhism, Taoism, and Christianity being the most practiced religions. The city's unique culture is a product of its rich history, which saw the influence of Russian and European cultures due to trade and migration. Harbin hosts the annual International Ice and Snow Sculpture Festival, which attracts millions of tourists from around the world. The festival features massive ice and snow sculptures, turning the city into a winter wonderland.

Harbin's local government operates under a Mayor-Council form of government, with the Mayor being the executive head. The Harbin Municipal People's Government is the administrative body, while the Harbin Municipal People's Congress is the legislative body. The Harbin Committee of the Chinese People's Political Consultative Conference (CPPCC) is the city's political advisory body. The city is divided into nine districts, two county-level cities, and seven counties for administrative purposes.

Harbin is an important economic hub in northeastern China with a GDP of over 640 billion yuan. The city is a key player in Sino-Russian trade, with its economy largely based on heavy industry, technology, and agriculture. Harbin is also renowned for its thriving tourism industry, particularly during the annual International Ice and Snow Sculpture Festival. The city is home to several large state-owned enterprises including Harbin Electric, Harbin Aircraft Industry Group, and Northeast Light Alloy Processing Factory.

Harbin's infrastructure has seen significant development over the years. The city boasts an extensive network of roads and railways, connecting it to other major cities in China and Russia. Harbin Taiping International Airport is the second largest airport in northeastern China, offering flights to domestic and international destinations. The city also has a well-developed public transportation system, including buses, trams, and a metro system. Furthermore, Harbin is served by several major highways and the Beijing–Harbin, the Harbin–Dalian, and the Harbin–Qiqihar Intercity Railway.