The Hong Kong Emission Exchange operates an emission trading platform and environmental trading market. Trading focuses on environmental commodities trading. HEX is also focused on working with China to develop the world's largest carbon trading platform.

營運排放物貿易平台和環保貿易市場，貿易集中於環保商品，亦與中國合作，發展世界上規模最大的碳貿易平台。