HONG KONG, CHINA - JANUARY 16: (EDITORIAL USE ONLY) Wheelchair Climber Lai Chi-wai completes 250-meter (75/f) out of 320-meter during his attempt to climb the 89-storey Nina Tower in Tsuen Wan by using only his upper body strength. The challenge raised over HK$5 million for spinal cord patients to utilize exoskeletons on January 16, 2021 at Nina Tower skyscraper, in Tsuen Wan, Hong Kong, China.