According to the postal code database, the postal code of Hohai University is 2 10024, with the first two digits 2 1 representing Jiangsu Province, the third digit 0 representing Nanjing, the fourth digit 0 representing county, and the last two digits 24 representing specific delivery areas.

Hohai University is a national key university directly under the Ministry of Education with a history of 100 years, featuring water conservancy, focusing on engineering and coordinated development of multiple disciplines. With the motto of "All rivers run into the sea, generosity and kindness", the tradition of "assiduously innovating, dedicating to water conservancy and benefiting mankind" and the essence of "the soul of rivers and seas", the school has trained more than 6,543.8+0.8 million outstanding alumni all over the world.