把位於堅尼地城、鰂魚涌及油塘的鹹水抽水站現有的氣體加氯裝置更換，改裝實地進行電解加氯設施
Replace the existing gas chlorination plants at the saltwater pumping stations in Kennedy Town, Quarry Bay and Yau Tong and retrofit them with on-site electrochlorination facilities