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Computer Swivel Office Chair

Admin October 19, 2026

Among computer swivel office chairs, the Deli 4901S and Sihoo H300Pro are two representative products. The following provides an introduction from aspects such as installation, price, and design features:

Deli 4901S

  • Installation Components and Steps: The installation components include the backrest, armrests, seat, gas lift, chair base, chassis, and casters. During installation, first attach the casters to the chair base one by one. Then insert the gas lift into the chair base. Next, align the armrests with the holes on the seat. Use two (M6ร—25mm) screws to fix one armrest and four (M6ร—30mm) screws with washers to fix the other armrest, completing the seat installation. Finally, use four (M6ร—30mm) screws with washers to fix the tray to the chair body. The entire installation process is relatively clear, and you can complete it by following the steps.
  • Price Situation: Among numerous computer swivel office chairs, its price is at a medium level. The price range of computer chairs with similar functions in the market is quite wide, from tens of yuan to hundreds of yuan. The Deli 4901S has found a good balance between price and performance with its ergonomic design and certain quality guarantees.
  • Material and Design: It adopts black mesh fabric material, which has good breathability and is suitable for long-term use, effectively reducing the feeling of stuffiness. As an ergonomic computer swivel office chair, its design conforms to ergonomic principles and can provide comfortable support for users.

Sihoo H300Pro

  • Design Features: This is a dynamic ergonomic chair. The backrest adopts an integrated bionic keel design, which is different from the previous waist-back partition design and allows for a better fit of the waist and back. This unique design can better adapt to the natural curve of the human spine, providing more precise and comprehensive support when users sit and work for long periods, effectively reducing the pressure on the waist and back and lowering the fatigue caused by prolonged sitting.
  • Applicable Scenarios: As a computer chair and office chair, it is not only suitable for use in offices but also in spaces such as dormitories. Its dynamic ergonomic design can meet the needs of users for a comfortable sitting posture in different scenarios, whether it is for focused work or short breaks, providing good support.