Shanghai TOR Purifying Equipment Co., Ltd. was set up in 2002. It is a corporation which is specialized in developing and making air purifiers. Years of endeavor has endowed TOR with the worldâ??s most advanced photocatalysis technology and its own PCOï¼?Photo Catalytic Oxidationï¼?technology, which can quickly kill various harmful microorganisms like germs and molds and can eliminate various volatilizable organic substances and the smell of smoke. Tests have proved the striking effect and high efficiency. Our products can be used in: public places, hotels, business office buildings, restaurants, hospitals, comfort stations and central warm wind systems (central air-conditioning systems).