Honda opens second plant in rising auto power Mexico Honda unveiled a second factory in Mexico on Friday, seizing on the nation's rising power in the sector to boost the Japanese car giant's foothold in North America. The plant in Celaya, in the central state of Guanajuato, will produce 200,000 units per year, including the Honda Fit hatchback and a new compact sport-utility vehicle, mostly for export to the United States. Images and soundbites.