Beijing Economic-Technological Development Area (BETDA or BDA) (simplified Chinese: 北京经济技术开发区; traditional Chinese: 北京經濟技術開發區; pinyin: Běijīng Jīngjì Jìshù Kāifāqū) is a state-level economic and technological development zone in Beijing, China.

It is located in Yizhuang, the southeast suburb of Beijing, with the Jingjintang Expressway nearby on its east, with the Beijing–Tianjin Intercity Rail and the Fifth Ring Road in the north and the Sixth Ring Road in the south.

The pillar industries in the zone include pharmaceuticals, information technology, mechanic and electronic products and new materials.

[2] BETDA was created in 1994, starting out as a 10 km2 plot of land in the southeast suburb of Beijing.

[3] In 2020, there are 2 subdistricts that falls under the direct jurisdiction of BETDA: Boxing and Ronghua.