Kia Motors is planning a new factory in China with annual capacity of 400,000 units, ramping up production to tap the booming local car market, the company said on Monday, according to the Reuters news agency. "400,000 units a year by 2005 is the plan," Wang Liping, planning department manager at Dongfeng Yueda Kia Automotive Co Ltd, told Reuters, adding: "Chinese car makers are increasing in scale and we're following that trend."