Launched in 2008, the Changan Jiexun HEV is China's first domestic-brand hybrid vehicle. The fuel economy of the Jiexun HEV is improved 20 percent when compared to the non-hybrid version launched in 2007, and the emissions of the Changan Jiexun HEV meets EU-IV emission standards. Changan Automobiles invested 300 million yuan in researching and developing the Changan Jiexun HEV for production.