Dongguan St.Stone Hardware Co., Ltd is a professional manufacturer in developing and manufacturing many kinds of metal gooseneck tubes, which can be used lighting, machinery, electronics, hardware, electrical appliance, toys medical instruments. Our ...

Founded in 2005, we are located Ningbo, Zhejiang, China. Till now, have developed into a worldwide expert researching, developing and manufacturing various instruments supplies for labs educational industrial markets. Our main products microscopes, ...