Person
Calvin Choi Yat-Chi
- Specialty
- Acting
- Birth
- January 3, 1965 · 61 years
- Origin
- Hong Kong, British Crown Colony
Technical Alias
Calvin ChoySir One One
Professional Trajectory
Eldest among the 3 Grasshopper members. He has always been regarded as the most creative one and is also producer for various Hong Kong artists. Grasshopper is still active in the music industry, especially performing in concerts.
