Super Dragon Abrasive (SDA) was founded in 1998 Changzhou, China. We provide products and advice to help clients all over the world through sanding, grinding cutting projects. highly focus on QUALITY,INNOVATION SERVICES As a manufacturer for more than ...

NaBond is a High-Tech company focusing on the R&D, manufacture and application of nano materials, adhesives related machines. In order to improve quality our adhesives, since 2001, we have been working in new with nano-materials. Now, nano-technologies ...