Shenzhen Coolmay Technology Co., Ltd. has prepared the Instructions for saving time and providing the reassurance. Following the Instructions as the proper operation will affect the functioning efficiency and lifespan of plc and hmi . Apart from this Instruction, our dedicated service staff Is available to give expert advice and support for you.

Doing well in R&D and production of plc power supply, Coolmay has gained a high reputation at home and oversea market. Coolmay focuses on providing a variety of plc power supply for customers. Coolmay PLC HMI all in one has gone through a series of tests. These tests include an electrical testing, high current bond test, insulation test, leakage current test, and load test. Made of imported driver chip and special electronic component, the power supply module is high-precision. Each plc power supply has passed comprehensive performance tests before leaving the factory to ensure product quality. The PLC controller supports locating and floating point instructions at the same time.

We would like to share how we are trying to make a positive impact on the world. We will invest in improving society by charitable giving. For example, we take part in initiatives donating money for building schools and nursing home.