With the advancement of technology, Chinese domestically produced temperature controllers continue to learn and innovate. Taking the Xiamen Yudian AI858 temperature controller as an example, it achieves precision up to the 0.01 level, comparable to top-tier international counterparts. It boasts comprehensive functionality, user-friendly operation, supports communication via RS485 protocol, and can be customized for other communication types as needed. Overall, domestically produced temperature controllers now serve as highly cost-effective components of choice.