A further amendment on 8 November 2011 theoretically permits motorcycles over 550cc (i.e. those with red registration plates) to drive on freeways under certain conditions.
2011年11月8日的另一项修正案理论上允许排量在550毫升以上的摩托车（即红色车牌摩托车）在一定条件下行驶于高速公路。