* Over 15 years Manufacturing and Exporting experiences
Our company-Changsha 3 Better Ultra-hard Materials Co., Ltd, located in Changsha, Hunan Province. We are prestigious company in China synthetic diamond and CBN industry for more than 15 years. Our concept: Better products, Better prices and Better services. 

* Professional, Patient, and Friendly sales team
We have a professional sales team, who could assist you in selecting the most suitable products.

* Experienced Technicians, Skillful Workers, Persistent in innovation
We have an experienced technician team, who can solve any technical questions and provide with technical support for you. Our skillful workers will save production cycle and speed up the delivery time. More importantly, our R&D team will keep continuous improve and innovate the synthetic diamond and CBN products.

* Strictly Quality Control System, QC team
We have a strictly QC team. 100% products need to be inspected before shipment.

* Best production capability
We have the very strong production capability, so we can meet your bulk order. And we have many inventory for normal products.

* After sales service
We guarantee the quality is the same as confirmed, we promise re-manufacturing if any damage or jerry-built.
After sales Email: sales@3bdiamond.com