| Chengdu Jingshi R/C Model Development Co., Ltd | jsmodel.com |
| Runryder: JS Model TZ Shark, 3d Frenzy | runryder.com |
| Rcheliresource: frenzy 50's tag | rcheliresource.com |
| Helifreak: JS Models TZ-V2 Frenzy Helicopters Discussion | helifreak.com |
| RCHeliResource | rcheliresource.com |
| RC Heli forum | rcheliforum.com |
| Raptor technique | raptortechnique.com |
| RC Heli tuning | helituning.com |
| A directory of assorted RC helicopter links | collectivepitch.com |