China's commercial vehicle market will maintain a growth rate of around 9% in the next ten years, lower than the 13.2% during 1999-2009, autofortune.com reported.The growth rate of commercial vehicles will show an upward trend in the long term and relatively small fluctuations around that trend in 2011 given the adjustment of industrial policy, namely, it will be slightly lower than 9% next year, but will not fluctuate largely, Xu added.