9 Breakthrough Technologies
15 adjusment function


DOMINOĀ Three-dimensionalĀ lumbar system
6DĀ Bionic armrest
SmartĀ Gravity sensing chassis
Wide AngleĀ Machanical headrest
ConvenientĀ One touch control
EqualizingĀ Seat slider
FlexibilityĀ Follow your back
138 degreesĀ Lean back at a wide Angle
CloudĀ Cloud web cloth
DORO-C300
This is the invention of Sihoo, it is a geniues ideaĀ combine horizontal, vertical, vertical, 3 variables that affect comfort and health into 3 modules as a lumbar pillow
Let the lumbar pillow and seat cushion, chair back,Ā formed together with the body as an interlocking lumbar support system ,no matter the user is sitting or lying back
The waist support can be adjusted according to the corresponding strength and position, so that the lumbar support can be support your lumbar at all times!
Radial Contact Module
Support you back at all times, comforty lumbar support
Slope tracking lumbar support
Tightly connected with your lumbar, follow your lumbar support at all times
Comparison with others
Doro C-300 designed to follow your lumbar support at all times


It's not called an armrest, it should be called an assistant.
The operation is flexible, smooth, convenient, flexible like a human arm, which can meet your work status at any time.
When adjusting, such as the pleasant sound of the mechanical watch, and the wonderful control response, some people even use it as the magic of decompression.
Lift up 90mm
Forward and backward 50mm
Inward and outward 80mm
Elevation angel 35 degree
Rotate 75 degree
Linked backward


No matter for your work or gaming also no problem
The headrest look normal but the function is amazing.
Headrest let lift upward , rotate , forward backwrard, three different adjustment combine in one headrest, satisfy for different people, different usage of this chair.
In the other hand,we have solved the industry's poor fixation of 3D headrests

