Shenzhen Coolmay Technology Co., Ltd. has a large-scale factory, in which there are a complete set of machines including production machines and testing machines. The quality of the modular plc system can be guaranteed. We've also employed professional engineers and R&D team specialize in the development and production of the goods.

Coolmay is one of the biggest, most powerful plc power supply manufacturer in China. Coolmay focuses on providing a variety of PLC Module for customers. VFD/ Inverter is applied to plc hmi for its advantages of plc hmi. The strong heat resistance also makes our power supply module popular in the market. With trustworthy cooperation partners, Coolmay ensures the fast delivery time. we's PLC HMI All in one has passed the European CE certification.

In our company, sustainable development is no longer a lofty ideal. We will optimize resource utilization, improve eco-efficiency, provide green products, contribute to society, and enhance corporate image and sustainability. Contact us!