Ratings
2019-07-13: Hong Kong WOC Qualify Tournament(Hong-Kong)
2019-04-14: Hong Kong Othello Open 2019(Hong-Kong)
| LI Chun Wan | 37-27 | IP Wai Sing |
| LAM Maverick | 41-23 | IP Wai Sing |
| IP Wai Sing | 24-40 | YANG Kelvin |
| WEN Zeshun | 34-30 | IP Wai Sing |
| IP Wai Sing | 14-50 | LEE Chun Kui |
| IP Wai Sing | 39-25 | HON Otto |
| TSOI Chun Yip | 42-22 | IP Wai Sing |
| IP Wai Sing | 22-42 | TAN Wai Kuen Johnny |
| MA Derek | 40-24 | IP Wai Sing |
| IP Wai Sing | 34-30 | WONG Chi Wah |
| CHOW Ka Ming | 39-25 | IP Wai Sing |
| MADRONA Mario | 56-08 | IP Wai Sing |
| IP Wai Sing | 17-47 | DONG Zhen |
| LEE Chun Wai | 59-05 | IP Wai Sing |
| IP Wai Sing | 15-49 | ZENG Yanbo |
| IP Wai Sing | 21-43 | MAK Wai Tung |
| HUI Chun Kit | 20-44 | IP Wai Sing |
| WONG Ka Ho | 36-28 | IP Wai Sing |
| IP Wai Sing | 55-09 | CHAN Pok Hei |
| CHUNG Lau Kin | 01-63 | IP Wai Sing |
2018-07-22: Hong Kong Rookie 2018(Hong-Kong)
| IP Wai Sing | 34-30 | LAU Tsz Kin |
| WONG Ka Ho | 23-41 | IP Wai Sing |
| IP Wai Sing | 53-11 | YUNG Man Hei |
| HON Otto | 22-42 | IP Wai Sing |
| IP Wai Sing | 21-43 | HUI Chun Kit |
| MA Wing Yin | 37-27 | IP Wai Sing |
2006-07-17: Hong Kong Championship 2006(Hong-Kong)
| CHOW Ka Ming | won against | IP Wai Sing |
| IP Wai Sing | won against | WONG Kwok Ho |
| WONG Ka Hang | won against | IP Wai Sing |
| FU Velma | won against | IP Wai Sing |
| PIHLAJAPURO Katie | won against | IP Wai Sing |
| IP Wai Sing | won against | WONG Tat Ming |
| LAU Oi Ki | won against | IP Wai Sing |
2005-08-14: Hong Kong Championship 2005(Hong-Kong)
| CHAN Chi Wai | won against | IP Wai Sing |
| IP Wai Sing | won against | CHEUNG Cheuk Wai |
| HO SO Ming | won against | IP Wai Sing |
| IP Wai Sing | won against | LEE Ying Tsung |
| CHAN Tin Shun | won against | IP Wai Sing |
| IP Wai Sing | won against | SHEK Yuk Ki |
| KWOK Wing Kei | won against | IP Wai Sing |