Observe the step-by-step operation and see practical examples of usage. In this video, we showcase the 6L Empty Cooler Box from Henan Phefon Cold Chain Equipment Co. Ltd., demonstrating its design, construction, and practical applications in medical and pharmaceutical cold chain logistics. You'll see how this cooler box is manufactured in our ISO-certified facility, tested in our WHO-standard climate simulation lab, and learn about its compatibility with PCM ice packs for temperature-sensitive transport needs.