This article explores the structure and functions of the office chair base, helping readers understand how the base plays a critical role in providing stability, support, and comfort. It introduces the key components of the office chair base, including the frame, gas lift cylinder, casters, and base plate, and explains how each part works together to ensure the chair’s balance and mobility. By understanding the impact of the base on the chair's stability, weight-bearing capacity, and ergonomic benefits, readers can make more informed decisions when selecting an office chair that enhances comfort and health in their workspace.