Watch as we walk through the full process, from initial setup to real-world testing. In this company profile video, you'll see how Foshan Dongliu Automation Technology designs and manufactures complete automated production lines for the global refrigeration industry. Discover their key equipment like high-pressure nitrogen leak detection systems, refrigerant charging stations, and performance test systems in action. Learn about their full value-chain services, from R&D to 24/7 support, and understand why major refrigeration brands choose Dongliu as their automation partner.