With. A query on the official website of Panasonic Electric (China) Co., Ltd. shows that as of June 16, 2023, all Panasonic air duct machines are equipped with Panasonic's patented nanoeX (NanoeX) technology, so they are included. Panasonic's patented nanoeX technology is a generation of weakly acidic healthy ion technology that can inhibit bacteria, remove odors, purify the air, and is friendly to the human body. If you choose an indoor unit equipped with this technology, you can easily achieve air purification with one click. The effect is very impressive.