Ruian Grace Automation Instrument Factory () is a professional electric valve actuators, electric valve and automation control systems research, development, production and sales service as one enterprise. The company main product series of electric valve actuators HLZ is factory draw on advanced technology, combined with the actual situation carefully design and manufacture of new products. The product will drive and transmission designed one, with a small size, light weight, appearance features. It can be widely used in papermaking, pharmaceutical, food, chemical, oil, electricity, drainage and other industrial fields. 
 For a long time, the factory needs of the community to create leadership, better performance, higher quality, more cost-competitive product responsibility, efforts to develop new products, in order to obtain highly praised by customers and trust.