FREEZECO₂ Dry Ice Cleaning Equipment Service Company is the first domestic company engaging in dry ice cleaning service, with the high-quality construction team and cutting-edge equipment as the guarantee for our success. We successively have offered cleaning service to Sinopec Shanghai Petrochemical, Sinopec Yangzi Petrochemical, Sinopec Yizheng Chemical Fibre, State Grid, General Electric, China Guodian and other sizeable enterprises and won accordant recognition and praise from such customers. During the construction, we were granted with two state patents due to our originality (“Dry ice cleaning device for organic carrier furnace” and “Dry ice cleaning method for tubes of convection chamber in oil heating furnace”).