Since established in 1997, Hongfa optics has more than 12 years in CCTV products. Every month we manufacture 70000�0000 pcs. lenses, 4000 pcs. cameras. 2 million dollars are invested for machines per year. We can give you 2 years quality warranty. We have got the ROHS, CE, FCC, ISO9001 certificates. We can effect shipment in one week!