Dongguan Changxin Hardware Store was founded in 1999, located in Yangming Road, Houjie Town, Guangdong, China. We are specialized in researching and manufacturing pneumatic tools for 11 years, and there is a professional R&D department and manufacture team in our company. By now, we have gotten several patents for appearance design of air tools. Our own brand "Naibishi" gains a highly praise in our line at their high quality and pretty after service.

We have introduced an advanced heat treatment and forging techniques as well as metallurgical analysis test equipments into our production to make sure that all our products in a high quality of hardness and ductility, and full CNC production to make sure that all our tool parts in a high standard and precision.

There is an excellent service system in our company to offer our customer guidance of operation and maintenance, and there are three months to offer free maintenance.

Our development history:

1999 ~2003, we supplied adequate and systematic service to the interrelated factories, meanwhile, accumulated and trained technical personnel continually.

2003~2008, we introduced the heating treatment process and supplied the service of pneumatic tool parts processing, enlarged our domestic market and our own brand "Naibishi" share a good fame.

2009 till today, we are working for opening our oversea market in a good condition, and have achieved good result.