Citation needed. GM hardly has a monopoly on the bus market, in fact they don't even seem to feature in the top tier: http://www.chinabuses.org/news/2015/0409

Citation needed. GM hardly has a monopoly on the bus market, in fact they don't even seem to feature in the top tier: http://www.chinabuses.org/news/2015/0409/article_8844.html http://www.chinabuses.org/news/2015/0409/article_8844.html