About us

    SIGMAFORCE is specialized in design, development & manufacturing of industrial chairs since been established in 2000. In these years, we created the brand "LEADAN "which is famous in China.

    Our chairs are widely used in industrial manufacturing, medical, laboratory and other areas, our chair suitable for different working postures in different working environment. Each of "LEADAN” chair is designed in accordance with ergonomics. Our design philosophy is simple, comfortable, strong, durable and we also stressing in industrial aesthetic design.

    We have successfully opened the international market from 2007 and became the long-term partners with many famous industrial company in Germany and USA. We uphold the strict quality management, innovative design thinking, new marketing model and attentive service to build the Chinese first industrial chair brand!

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