President Hu Jintao chats with a family who receives subsistance allowances in Hohhot, North China's Inner Mongolia Autonomous Region, during a three-day inspection tour that ended Monday November 19, 2007. Hu urged the country's energy industry to increase efficiency and reduce emissions to support sustainable development. He also called for building a "conservation culture" that the CPC advocated during its recent 17th national congress. [Xinhua]