We are a team interesting with the multi
rotors just like you, WJD series are the Carton Fiber made multi
rotor frames. We try to make lighten frame and reasonable sturcture
to bring better performance.
We spend over 4 years with multicopter.
Now we designed over 5 models of the Agricutural Copters. from 5L
to 20L payload. We have the solution for the agricutural purpose ,
Surviellance, Aireaphotograhy etc.
We are listening your idea and
suggestions to inprove it. Welcome!