MTR > Cheung Sha Wan - 港铁 Description. Cheung Sha Wan. MTR/AP/32. Cheung Sha Wan Station and Tunnels. MTR/AP/44. CWT Tic Cooling Water Mains and Pumphouse. MTR/AP/45. CWT Tic Cooling Water Mains and Pumphouse. https://www.mtr.com.hk/en/corporate/operations/station_tw_csw.html - 2024-04-20