Chengdu Hi-tech Development Zone covers an area of 82.5 km2 (31.9 sq mi), consisting of the South Park and the West Park. By relying on the city sub-center, which is under construction, the South Park is focusing on creating a modernized industrial park of science and technology with scientific and technological innovation, incubation R&D, modern service industry and Headquarters economy playing leading roles. Priority has been given to the development of software industry. Located on both sides of the "Chengdu-Dujiangyan-Jiuzhaigou" golden tourism channel, the West Park aims at building a comprehensive industrial park targeting at industrial clustering with complete supportive functions. The West Park gives priority to three major industries i.e. electronic information, biomedicine and precision machinery.

Which Parks make up the Chengdu Hi-tech Development Zone?