1. The warranty period: is one year.
2. During the warranty period, all kinds of failures are repaired and free of charge in time, and all kinds of non-man-made damage to parts will be replaced free of charge in time.
3. Outside the warranty period, the supplier provides lifelong paid maintenance services. If the parts are replaced, the supplier supplies the demand side at a cost price.

Demina mainly engages in mass production of CNC tool grinding machine and provides tool regrinding service. We have been in the field over 20 years. It is a national high-tech enterprise and a SRDI enterprise in Beijing.

Our company's independently developed BT-150 series PCD tool grinding machine closely combines traditional tool grinding technology with software technology. On the basis of ensuring the accuracy of tool grinding, we have achieved CNC tool grinding technology, greatly improving the work efficiency of tool enterprises and effectively reducing their operating costs.

According to the different technical requirements of our customers, our BT-150 series PCD tool grinding machine have three types: manual action, manual and automatic integration, and CNC operation. Among them, the CNC tool grinder with specially developed software is in a leading position in the industry in China. In addition to providing high-quality products, we also provide customers with comprehensive and high-quality after-sales technical support.

Q: Are you trading company or manufacture?
A: We are a professional manufacturer. Our products have been exported to Asia, South America, Africa, and have developed a good world wide reputation.

Q: Do you have after sales service?
A: Yes, we have special service team which will offer you professional guidance, or On-site installation in customer Factory.

Q: Do you test all your goods before delivery?
A: Yes, we have strict quality inspection process including a load test for every machine before leaving our factory.