Li Ka-shing's CK Hutchison says 2015 profit at HK$31.17 bln
HONG KONG, March 17 (Reuters) - CK Hutchison Holdings , the ports-to-telecoms arm of Asia's richest man Li Ka-shing, said on Thursday it clocked a net profit of HK$31.17 billion ($4.02 billion) for 2015, a year in which it grappled with weak euro growth and in which sluggish oil prices weighed on its energy business.