The express delivery industry in China has experienced significant growth since 2010. In the first three quarters of 2010, Chinese express delivery enterprises delivered 1.64 billion shipments, up 22.4% from the previous year. Guangdong province has been the largest region in the industry, accounting for 23.05% of national revenue in the first half of 2010. Private express delivery companies have grown rapidly since 2008 driven by increasing domestic and inter-city shipments. E-commerce has also contributed greatly to the growth of the domestic express delivery market since 2007.