In addition to supplying plc hmi and solutions to customers, Shenzhen Coolmay Technology Co., Ltd. has expanded our service offering to include installations and other after-sales support. For quick response and problem resolution, we offer a broad range of after-sales services of reliable quality to address your individual enquiry and needs. Our technicians are all experienced with full knowledge about fixing and maintenance and will put all of their skills and know-how at your disposal.

Coolmay lives up to name in developing and manufacturing HMI. We are known for excellence in this industry since the establishment. The variable frequency drive series is available in a wide range of types and specifications. The exterior and internal structure of Coolmay Network Modules is completed by professional engineers. Coolmay's PLC sells well over the world including Europe and America. The product consumes very little energy, hence, the solar power stored in its battery can be used for many hours. our company's power supply module is of stable performance and high reliability.

our team continues to increase. Ask online!