Zibo absolute zero cold chain technology co., ltd. Zibo Absolute Zero Cold Chain Technology Co., Ltd., established in 2117, is located in Zibo City, Shandong Province, and is an enterprise mainly engaged in food manufacturing. Business scope: manufacturing and sales of dry ice, cold chain transportation of refrigerants, manufacturing and sales of refrigerants, research and development and sales of dry ice storage boxes, stage effect engineering and services, dry ice cleaning engineering and services.