Handan Hengyong Protective & Clean Products Co.,Ltd. is a leading manufacture and exporter sepcialized in all kinds of filter media,dust masks and work garments.Our factory was founded in 1989,incorporated in1994 and located in Yongnian high-tech development area of Hebei province.Currently,ourregister capital is RMB30,000,000,the workshop area is 45,000 aquare meters and there are over 1200 employees in our factory. We have been certified by ISO9001:2000 and ISO14001:2004. Our masks have conformed to NIOSH42CFR84,EN149:2001 and AS/NZS1716:2003.We welcome all friends in mainland or abroad to visit our company.We will always assure the best quality,first shipment and excellent service.