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Sihoo Office Chair
Admin October 09, 2026
Sihoo is an ergonomic furniture brand under Shenzhen Sihoo Intelligent Furniture Co., Ltd., specializing in ergonomic chairs and other products. Its office chairs focus on technological innovation and ergonomic design to meet diverse usage needs.

Core Product Features
C300 Second Generation Pro:
- 8D All-Around Support Armrests: Upgraded from the original 6D design, these armrests support vertical lifting, height adjustment, forward and backward movement, left and right rotation, and feature a new dual-joint inward shift function for 35-degree upward and downward angle adjustments. When reclining, the armrests move synchronously with the body to prevent arm pressure and enhance comfort.
- Dynamic Adaptability: Through multi-dimensional adjustments, it accommodates different heights, body types, and sitting habits, reducing fatigue during prolonged office work.
Doro C300 Pro V2:
- Four-Zone Linkage System: Centered around the dynacore system, it enables real-time linkage between the head, back, waist, and armrests, ensuring continuous support for all body parts during posture changes and minimizing support gaps.
- Waist Adaptive Technology: Utilizing self-adaptive dynamic lumbar support 2.0, it dynamically conforms to the waist curve, disperses pressure, and prevents lumbar issues caused by prolonged sitting.
- 8D Bionic Armrests: Provide flexible arm support suitable for various scenarios such as work and rest.
H300 Pro:
- Forward-Leaning Work Support: Addressing the issue of waist suspension during forward-leaning postures, it is equipped with 2D four-way adjustable lumbar support and the dynacore full-body adaptive support system to dynamically conform to the waist and reduce muscle strain.
- 7D Linked Armrests and Footrest: The armrests support multi-directional adjustments, and the integrated footrest can be extended, catering to both focused work and relaxation needs.
Brand Strength and Market Coverage
- Research and Testing: Leveraging a 1,000-square-meter professional testing laboratory and 15 years of experience in ergonomic furniture, it ensures products meet international standards.
- Global Influence: Products are sold in over 122 countries and regions, covering more than 10 million households, with high brand recognition.
- International Exhibition Participation: From October 27 to 30, 2026, Sihoo will showcase the H300 Pro and Doro C300 Pro V2 at the ORGATEC 2026 in Cologne, Germany, demonstrating its new generation of ergonomic technology.
Technological Innovation Directions
Sihoo addresses the insufficient support of traditional office chairs during posture changes through dynamic support systems (such as dynacore and syncroflex) and adaptive modules (such as lumbar support 2.0), driving the industry towards "full-scenario adaptability" and "proactive health management."




