Jianchang (Chinese: 建昌; pinyin: Jiànchāng) is a county of Huludao City in the southwest of Liaoning province, China.

It is the largest division of Huludao, with an area of 3,195 square kilometres (1,234 sq mi),[2] and population of 450,000 in 2020, located in mountainous terrain 85 kilometres (53 mi) west of that city, serviced by China National Highway 306.

[3] Near the border with Hebei province lies the Jianchang Longtan Grand Canyon, home to wide variety of plants and animals.

In 2009 a Troodontid dinosaur fossil with feathers was discovered in Jianchang.

[4] Also found here, in Jiufotang Formation rocks, was the early modern bird Schizooura.