Office Chair

Office chairs are chairs equipped for convenience in daily work and social activities, broadly encompassing various types, with office swivel chairs being a category equipped with rotation and height adjustment functions.

Classification and Definitions

• Narrowly Defined Office Chair: Refers to a backrest chair used by individuals in a seated position while performing desk work.
• Broadly Defined Office Chair: Includes all chairs used in offices, such as executive chairs and staff chairs.
• Office Swivel Chair: Belongs to office supplies, equipped with rotation and height adjustment functions, including a series such as executive chairs, mid-back chairs, and staff chairs. Executive chairs feature a high-back design and come standard with armrests, while staff chairs have a low-back design without armrests.

Core Components and Functions

• Core Components: Include a seat cushion, backrest, five-star base, casters, and a pneumatic height adjustment system.
• Function Implementation: Height is adjusted via a pneumatic rod, while rotation buffering and movement locking are achieved using elastic supports and rollers.
• Ergonomic Design: Conforms to ergonomic principles, maintaining natural physiological curves through adjustable lumbar support, armrests, and headrests, suitable for office, home, and medical settings.

Development History

• Prototype: The earliest prototype of an office chair can be traced back to the forward-tilting wooden chairs of ancient Egypt around 1900 BCE.
• Modern Office Chair: In 1849, Thomas Warren invented and produced the first true modern office chair in history, featuring rotation, sliding, and an elastic soft seat surface.
• Development of China's Industry: Since 2000, development has occurred through OEM models, with Anji County in Zhejiang Province forming a global production base. In 2024, China's office chair production reached 177 million units, with exports totaling 84.64 million units.
• Intelligent Trends: Some products integrate pressure sensors, health monitoring, and APP control functions. The market size for hydraulic lift swivel chairs is expected to exceed 16 billion yuan by 2025.

Quality and Safety Issues

• International Recall Events: On March 2, 2023, the United States and Canada recalled office chairs manufactured in China due to the risk of backrest breakage and falling hazards, with 12 reports received, including 10 injuries. On January 16, 2025, the United States recalled WorkPro Momentum office chairs manufactured in China due to the risk of bolt failure and falling hazards, with 7 reports received, including 2 minor injuries.
• Domestic Inspection Results: On September 30, 2024, the State Administration for Market Regulation conducted a national supervision and inspection of office chairs, finding 15 batches of non-compliant products, with stability issues being prominent.