1. Adopt fully digital AC servo speed control system and servo motor as the drive system, with high speed control accuracy and stable performance. 2. Microcomputer control and data processing software automatically collects and processes test data, draws various curves and prints test reports; 3. Good humanized design makes the test operation easier, and the test operations can be automatically completed on the computer through the mouse. 4. This machine fully meets the requirements of national standards and can conduct testing and data processing according to GB, ISO, JIS, ASTM, DIN and various standards provided by users. 5. It has good scalability and can cope with various tests of different samples by changing the fixture. 6. It has three control modes: stress, strain and displacement. The control modes can be switched randomly. 7. It has functions such as mechanical limit protection, overload protection, overcurrent protection, and leakage protection.