Zhejiang Hudun Biotechnology Co., Ltd was established in 2020, our company produces KN95 respirator and disposable respirator. Our Products passed the United States FDA certification and national standards GB2626 testing, SGS testing, etc. We export to dozens of countries and regions in Europe, North America, Germany, Japan and Korea etc, and widely praised by foreign users, most of the products are KN95 civilian masks with large quantity and high requirements. Our factory area is 25,800m2, dust-free workshop is more than 2,000m2. We purchased many newest high-speed automatic KN95 respirator production lines on account of epidemic situation, our respirators is produced according to national standard and international standard, each step is checked on from purchase, production, inspection, packaging and transportation, to ensure each respirator meets the standard and customers’ requirement.