Chengdu Tianrui Air Purification Equipment Co.,Ltd

Chengdu Tianrui Air Purification Equipment Co., Ltd. is a Chengdu-based manufacturer specializing in air purification equipment and filtration products for industrial and commercial air-quality control. Founded in 2013, the company develops and produces a broad portfolio covering primary, medium and high-efficiency filtration, as well as supporting cleanroom purification equipment.

Its product range includes pre-filters and filter cotton, medium-efficiency bag and pocket filters (including F6–F9 grades), sub-HEPA (W-type) filters, and HEPA filters in both separated and mini-pleat structures. The company also supplies chemical/activated carbon filtration solutions for odor and gas removal, plus high-temperature and high-humidity resistant filter products to suit demanding operating environments.

Beyond filters, Tianrui manufactures purification equipment and cleanroom-related products such as Fan Filter Units (FFU) and high-efficiency air supply outlets. With long-term cooperation across domestic and overseas customers, the “Shu Tianrui” brand is recognized in international markets including Europe and the United States, supporting applications that require precise contamination control.