Changan Automobile (Group) Co Ltd is an automobile manufacturer headquartered in Chongqing, China, and a state-owned enterprise. Its production is primarily composed of no-frills passenger cars and microvans, small trucks and vans for commercial use.
Considered to be one of the “Big Four” Chinese automakers, manufacture of 1.9 million units in 2012 saw the company rank fourth among China’s largest automakers by production volume. The company is also known as Chana. A subsidiary, Chongqing Changan Automobile Company (SZSE: 000625), is listed on the Shenzhen Stock Exchange (but, as of 2007, is also state controlled). Foreign automakers that have joined joint ventures with Chang’an include Ford, Suzuki, and PSA Peugeot, Citroen.
Source: Wikipedia Changan