Shanghai GRUNWL Intelligent Control Technology Group

      is a professional manufacturer focusing on the research, development, manufacturing and sales of digital integrated intelligent inverters, 

and is also an advocate of domestic backpack integrated inverters. With the core value of "focus on production and service attentively", the 

company has always adhered to the concept of customer needs as the oriented, and relying on more than 30 years of technological 

innovation and rich on-site application experience, it has gradually developed into a technology leader in the industry.

     The group has three major technology research and development bases, including Changzhou Glenway Intelligent Technology, Shanghai 

Glenway Intelligent Control Technology, and Zhejiang Glenway Branch, and is committed to providing high-quality intelligent driving 

solutions to global customers. The company focuses on the intelligent driving technology of asynchronous motors and permanent magnet 

synchronous motors, deeply cultivates the fields of intelligent water pump control and intelligent fan conversion control, and actively 

promotes the embedded research and development of global IoT technology to provide intelligent and digital innovative solutions for water

pumps, fans and other variable frequency control industries.

     With 30 years of technological accumulation, Grangeway has formed a complete independent intellectual property product system, 

covering a number of core technologies such as 4G remote control inverter technology, multi-pump zero-water hammer control technology, 

digital integrated smart remote technology, and intelligent regulation technology. The company has successively passed the certification of 

ISO 9001 quality management system, ISO 14000 environmental management system, ISO 45001 occupational health and safety 

management system, ISO 27001 information security management system, ISO 29490 intellectual property management system and five-

star after-sales service system, ensuring the high quality of products and the excellence of service.

     With its high-precision, large-screen color LCD display and digital integrated remote monitoring technology, Granway's integrated 

frequency converter provides advanced frequency conversion control solutions for smart water pumps and smart fans in the construction 

of smart cities around the world. Its products have been successfully used in many fields such as vacuum pumps, permanent magnet fans,

 constant pressure water supply equipment, and modular digital integrated frequency conversion control systems.

     As a company with a sense of social responsibility, Granway has always adhered to the environmental protection concept of sustainable 

development. Relying on continuous technological innovation and high-quality products, it is committed to providing smart frequency 

conversion technology to global water pump and fan manufacturers, and promoting the industry to develop towards intelligence and 

greenness. In the future, Granway will continue to focus on customer needs, continuously improve product and service quality, and create 

more intelligent digital miracles for global customers.