HONGSEN is a manufacture have focused on refrigeration service tools and system parts for more than 30 years, have distributors in more than 60 countries, and have close cooperation with several world-famous brands
VMC Group
VMC Group is the industry leader in measuring and mitigating air, noise, seismic, vibration, and shock forces in critical environments. We deliver end-to-end solutions through engineered products, integrated systems, testing, certification, education, and expert services. Working closely with our clients, we combine deep technical expertise with real-world application insight to improve air quality, reduce noise, protect structures, and create safer, quieter, more resilient spaces that enhance quality of life across demanding industries and mission-critical applications.
Twin City Hose, LLC.
We are the preeminent leader in the domestic and international markets, fabricating metal hose assemblies, seismic expansion joints, rubber expansion joints, metal expansion joints, and custom piping weldments with extensive third party certification approvals.