Gravity-1 (YL-1) Blender, FBX High detail model.
Yinli-1 or Gravity-1 is a medium solid fuel orbital rocket for the commercial market designed by OrienSpace.
It is a four-stage vehicle. Stage 1 consists of four large strap-on solid-fuel motors surrounding the core. Stage 2 uses the same motor but with an altitude-optimized nozzle. Stage 3 is a shortened version of this motor. Stage 4 is a smaller solid-fuel motor.