Longxi is a county under the administration of the prefecture-level city of Dingxi in the southeast of Gansu Province, China.

Longxi has twelve towns and five townships.

[3] The Longxi economy is mainly based on agriculture, cultivation of ingredients used in Traditional Chinese medicine, and production of aluminium.

Astragalus and Codonopsis, among other medicinal plants, are grown and processed for traditional medicine in the Longxi region.

This Gansu location article is a stub.