| Form | Subject | A | B | C | D | E |
| F.1 | Integrated Science | Mr. Wong Yu Hang | Mr. Lau Chi Kin | Ms. Yau Hoi Yan | Ms. Yau Hoi Yan | --- |
| F.2 | Integrated Science | Ms. Tsui Ka Lai | Ms. Mo Hoi Ting | Mr. Au Chi Yiu | Ms. Cheng Sze Wan | Ms Tsui Ka Lai |
| F.3 | Physics | Mr. Au Chi Yiu | Mr. Au Chi Yiu | Mr. Au Chi Yiu | Mr. Au Chi Yiu | --- |
| F.3 | Chemistry | Mr. Lau Chi Kin | Mr. Lau Chi Kin | Mr. Lau Chi Kin | Mr. Lau Chi Kin | --- |
| F.3 | Biology | Ms. Yau Hoi Yan | Ms. Yau Hoi Yan | Ms. Tsui Ka Lai | Ms. Tsui Ka Lai | --- |
| Form | Physics | Chemistry | Biology |
| F.4 | Mr. Wong Kwok Wai | Mr. Lau Chi Kin | Ms. Tsui Ka Lai / Ms. Yau Hoi Yan |
| F.5 | Mr. Au Chi Yiu | Ms. Cheng Sze Wan | Ms. Wong Kiu Cho Jovita |
| F.6 | Mr. Wong Kwok Wai | Ms. Mo Hoi Ting | Ms. Wong Kiu Cho Jovita |
| Integrated Science | Ms. Chan Siu Mei, Mr. Chan Hiu Hang Peter and Mr. Li Man Tsun Eric |
| Physics | Mr. Li Man Tsun Eric |
| Chemistry | Mr. Chan Hiu Hang Peter |
| Biology | Ms. Chan Siu Mei |
Mr. Au Chi Yiu  | acy@ccchwc.edu.hk |
| Mr. Chan Hiu Hang Peter | chh@ccchwc.edu.hk |
| Ms. Chan Siu Mei | cmchan@ccchwc.edu.hk |
| Ms. Cheng Sze Wan | csw@ccchwc.edu.hk |
| Mr. Lau Chi Kin | cklau@ccchwc.edu.hk |
| Mr. Li Man Tsun Eric | eric@ccchwc.edu.hk |
| Ms. Mo Hoi Ting | htmo@ccchwc.edu.hk |
| Ms. Tsui Ka Lai | tkl@ccchwc.edu.hk |
| Ms. Wong Kiu Cho Jovita | wj@ccchwc.edu.hk |
| Mr. Wong Kwok Wai | wkw@ccchwc.edu.hk |
| Mr. Wong Yu Hang | wyh@ccchwc.edu.hk |
| Ms. Yau Hoi Yan | yhy@ccchwc.edu.hk |
1. Better UI that supports phones and looks better
2. Supports sharing, e.g. https://hwcchem.pages.dev/#f6top2021
3. Hosted at Cloudflare, almost no downtime
4. Replaced deprecated tags like marquee, font and frame
5. Nice chat room for some epic chemistry discussions
Remarks:
- Use Chromium-based browsers for best experience
- You can access the same chat room at https://minnit.chat/Chemistry