Haesung optronics is one of the optical products manufacture in tianjin china.and it is a leading manufacturer of security, such as :Board Lens&CCTV Lens,DSC/PC Camera Lens, Camcorder lens, Mobile/PDA Lens.and so on.we insist :"Quanlity and Renovation are life. we have belief and capability to supply excellent engineers.we also can design according your requiry.Now our products had exported many country and eara and gained good repute from most our clients. we are waiting for your inquiry.