CHUNHUI.Established in 1993 and headquartered in Shangyu, Zhejiang, CHUNHUI is an industrial fluid precision electromechanical manufacturer renowned within the industry as a “control valve specialist.” The company has established an industrial structure centered on petroleum and natural gas control, heating technology, and precision electromechanical systems. Its product portfolio spans from traditional gas pressure regulating valves and CNG/LNG control valves to high-tech fields such as hydrogen energy, nuclear energy specialized valves, and automotive air conditioning expansion valves. With internationally standardized facilities, advanced imported production and testing equipment, and certifications including CCEE, UL, and CE, the company implements precise quality control. Upholding a culture of “Diligence as the Foundation, Integrity in Dealing with Others,” CHUNHUI is actively transitioning toward the “Smart Cities & Green Energy” industry, aspiring to become a leader in the intelligent control valve sector and an internationally renowned brand.