Tianjin is suitable for 4-year-old universities.

Many universities in Tianjin are recruiting employees aged 4 to 6, who are mainly responsible for cleaning and security. They are required to be healthy, hard-working and earn more than 3,5 yuan.

Tianjin, referred to as "Tianjin" or "Jingu" or "Jinmen" for short, is the economic center of the Bohai Rim region approved by the People's Republic of China, a provincial administrative region, a municipality directly under the Central Government, a national central city and a megacity, and the State Council.

Tianjin is located in the north of China, downstream of Haihe River and adjacent to Bohai Sea in the east. It is the largest port city in the north of China, a national logistics hub, a core area of international shipping in the north, and the first batch of coastal open cities. It is the main node of the China-Mongolia-Russia economic corridor, the strategic fulcrum of the Maritime Silk Road, the intersection of the Belt and Road, and the nearest eastern starting point of the Eurasian Continental Bridge. It is located in the South Canal, Ziya River, Daqing River and Yongding River, five tributaries of Haihe River.