Handan HengYong Protective&Clean Products Co.,Ltd. is a leading manufacturer and exporter specialized in all kinds of mask, filter media and work garments.Our masks have conformed to NIOSH 42CFR84(approved by NIOSH.CDC in U.S.A.), EN149:2001(notified by BSI-CE 0086)and AS/NZS 1716:2003(certified by SAI Global, Australia). Our factory was founded in 1989, and incorporated in 1994. At present, our registered capital is USD6,700,000.00, the workshop area is 75,000 square meters, there are over 1200 workers in our factory.If you are convenient, welcome to visit our company any time. We will always assure the best quality and first shipment and excellent service.