HanKwang, we're a pioneer of some CCTV lens makers in Korea since 1986 and have good reputation from overseas & domestic market. Currently BOSCH, VALEO, LG Electronics and some other worldwide secuirty & automotive makers adopt our lens for their application. Our strong point are rapid technical support with each technician & engineer - optical design, mechanical desing & coating and short lead time (our full capacity is 250~300K lens assembly per month) and various board type lens which can cover VGA, HR(over 410K pixel) & Megapixel grade solutions for whole focal length range. However, frankly speaking, our price is a bit higher than other competitors because all of lens manufacutring process will be done in our factory, but I'm sure our quality is reliable with your customers.Please go to http://***** & take a look our items.