The PST+ Intelligent Purification Technology, developed by Midea Refrigerator and applied to internal refrigerator air purification, has been verified by World Record Certification to effectively remove a total of 99 types of harmful substances, including viruses, bacteria, molds, pesticide residues, ethylene, and odors. It has been confirmed as “Most Types of Harmful Substances Effectively Removed from Refrigerator Air by a Purification Technology”.












