After sales service

After sales service
Committed to providing customers with high quality services, the pursuit of customer satisfaction is our consistent goal.
warranty period:
18 months after delivery or within 12 months after use
Warranty content:
During the warranty period, according to the requirements of the instruction manual, and under the correct operation and operating conditions, the failure caused by the unqualified product quality.
Content not suitable for warranty:
1. Failure caused by improper connection between the installation of the product and other devices
2. The product is not in accordance with the provisions of the instruction manual, the failure caused by improper installation and operation
3. Failure caused by use outside the specification, and failure caused by the use of lubricants not recommended by the company
4. The device connected by the user is improper or the fault caused by special specifications
5. Failure caused by modifying the product or changing the structure
6. The user chooses the fault caused by the parts not meeting the regulations.
7. Failure caused by external factors or natural disasters and other irresistible disasters
8. Under normal conditions of use, wear parts such as bearings and oil seals are naturally worn, aged, etc.