Electronic expansion valve (EEV) is applicable all standard refrigerants: R134a, R404A, R407C,R410a...etc in HVAC/R units

Zhejiang Hongsen Machinery Co.,Ltd was founded in 1992, which devoted itself in the R&D and manufacture of various valves in refrigerantion and air condition system.

-  Hongsen Machinery covers a land area fo 50000 square meters. There are over 400 staffs and workers  including a specialty team of ten techicians.       

-  Hongsen Machinery has a close cooperation with the professors and experts in Zhejiang University, Shanghai Jiao Tong univercity and several senior engineers of leading domestic OEMs are invited as the consultants of the company. A number of techinical talents are trained in production, development and quality control and grow up in the company. At present, Hongsen Machinery is capable to manufacture multiple categories of refrigeration and A/C accessory parts such as solenoid valve series, ball valve series, sight glass series, expansion valve series and shut off valve series. Hongsen Machinery becomes one company integrating R&D, production and marketing into one.

Q: How about the quality?

A: Each item will be checked twice before packing to insure 100% qualified. We are on the way of getting better all the time!

Q:Are you manufacturer?

A:Yes,we are professional and direct manufacturer devoted in refrigeration tools and A/C parts for more than 20 years.

Q: How many countries you have exported?

A: We have exported to more than 50 countries, like Greece, Spain, Indonesia, India and so on.

Q: Can i make a trial order?

A:  Yes, trial order is welcomed, we are very confident with our quality.

Q:What payment is it in your company after order?
A:Payment is TT,Another payment can be accepted after confirm.

Q:We are one big company, and want to design our special package for this product, is it ok?
A:Another customized package is welcome.

Q:What shipment is it to our destination?
A:In general, we transfer goods by sea for save cost. If you urgent, we can consider by air.