A container ship is seen during a government-organized media tour to Mawan Smart Port at Qianhai Shekou Free Trade Zone in Shenzhen, Guangdong province China September 27, 2020. Picture taken September 27, 2020. REUTERS/David Kirton/File photo Acquire Licensing Rights BEIJING, Oct 13 (Reuters) – China's exports and imports shrank at a slower pace for a second month in September, customs data showed on Friday, adding to the recent signs of a gradual stabilisation in the world's second-biggest economy thanks to a raft of policy support measures. The trade report should provide some encouragement to authorities, although stiff challenges remain in…