Shanghai Hanchen Mechanical Technology Co., Ltd

We are leading and professional producer of new type office/study balance chair. Our products are totally innovational and brand new towards the world. The functions of our products provide effective solution to short-sight and hunchback. Its multi-function and innovation make it popular and practical equipment which can be applied in office school or family. It help you and your children to keep nice and healthy sitting posture to prevent from short-sight and hunchback. [详细介绍]