File photo shows demonstrators in Nanjing holding a photo of Japanese PM Yoshihiko Noda during a protest in September against Japan's "nationalising" of the Diaoyu Islands. Japan's top three carmakers... more 

File photo shows demonstrators in Nanjing holding a photo of Japanese PM Yoshihiko Noda during a protest in September against Japan's "nationalising" of the Diaoyu Islands. Japan's top three carmakers will halve production in China following a sales slump sparked by a backlash over a territorial row, a report said Monday less