HONGSEN was founded in 1992 and is dedicated to the R&D and manufacture of various valves for refrigeration and air conditioning systems and service tools. For over 30 years, the HONGSEN team has consistently strived for innovation and excellence, guided by high-tech development and committed to sustainable growth through high productivity and quality.

HONGSEN occupies a land area of 100,000 square meters and employs over 500 staff members, including a specialized team of more than 30 technicians. The company maintains close collaboration with professors and experts from Xi'an Jiaotong University and invites senior engineers from leading domestic OEMs to serve as consultants.

HONGSEN manufactures a wide range of refrigeration and A/ ...