Long March 2

A Long March 2F carries Shenzhou 13, Jiuquan Satellite Launch Center, 2021.

Long March 2 (长征二号, Chángzhēng èr hào, CZ-2, DoD: CSL-2) is an family of multistage hypergolic expendable launch systems developed by the China Academy of Launch Vehicle Technology (CALT). The rockets use the abbreviations LM-2 family for export, and CZ-2 family within China, as "Chang Zheng" means "Long March" in Chinese pinyin. They are part of the larger Long March rocket family.

The human-rated Long March 2F variant launches from Jiuquan Satellite Launch Center, and has carried every crewed Chinese spaceflight via the Shenzhou spacecraft. It has also carried the Chinese reusable experimental spacecraft military spaceplane and a 2F/G derivative launched the Tiangong-1 and Tiangong-2 prototype space stations of the Tiangong program.