Rongcheng in Shandong province accounts for more than 50% of China's motorhome export value. Rongcheng Customs reported that motorhome exports totalled 1.57 billion yuan in January-September, up 10.2% year on year. The city hosts seven motorhome manufacturers and more than 50 component suppliers. Local content reaches about 40%, with the full supply chain from parts to final assembly available within a 50 km radius.