Diamond Member
The Richard opening
The Carson-Nathan opening
The Carson-Richard opening
Richard-Timothy Attack
Richard Attack
Richard-Jasper Defense
Pak Hei-Richard Opening
Pak Hei+Richie-Richard Variation of the Caro-Kann Defense
Clubs
Official HCF Club
10 Members
Seven Rooks
11 Members
Chess.com Beta
4 730 Members
Team Hong Kong
3 398 Members
Kidult Hong Kong Chess Academy
642 Members