Zhejiang Hisun Automation Instrument Co.,Ltd is all kind of industrial fluid control valve, ball valve, butterfly valve, gate valve, globe valve and the automation equipment of professional manufacture.we owned workshops,it can product control valve,ball valve,butterfly valve, gate valve and globe valve.we are as one of the collection of research ,development,manufacture,operation,installation and services scientific and technological enterprise.we also always devote ourselves to the industrial fluid control and automation valve of research and product.our company have solid technical backing sophisticated equipment ,advance test means and product way,scientific management way.we will be always to put our heart into fluid control solution for you,Hope to establish a new type of high efficiency,energy saving,environmental protection of intelligent system.let your energy can take advantage of use.Because of professional.so you can trust us.Our company main products are pneumatic control valve,electric control valve,self-operated regulating valve,quick shut-off valve,high temperature and high pressure control valve,ball valve,butterfly valve,gate valve,globe valve and so on.They are widely used in paper making,chemical fiber,petrochemical,petroleum,electric power ,metallurgical,chemical industry,environmental protection,light industry,boiler,Tobacco,pharmaceutical,building automation and other industrial departments of automation control system.Regulating valve used to control fluid flow and pressure when in product process automation. It also play a important role in steady product,optimal control ,maintenance and repair cost control.At the application of regulating valve,the calculation and selection is the premise.the installation and debugging is key,  the using and maintenance is purpose .Ball valve,butterfly valve,gate valve,globe valve is is indispensable to industrial fluid pipeline switch valves.They are widely used and high demand.We are strictly according to ISO9001 quality system standards,  we form a set of complete, scientific, comprehensive quality management system from material into factory to finished products out factory.we always adhere to depend on the quality strives for the survival, to continuous innovation and development.efficient service as objective. with high quality products and reasonable price, serves the masses of old and new users. If choose HISUN,taht choose professional.