DONG GUAN JIAN LIN INDUSTRIAL CO., LTD

Bone is targeted at people over 14 years old. It is initially designed to optimize and improve the redundant processes in the traditional processing and manufacturing of similar products in China to a great extent. With special design, highly sophisticated calculation and technology, the original dozens of processing procedures are greatly simplified. Except springs, screws and refills, all parts are manufactured by one process and a single recyclable material.