shenzhen yian technology co.,ltd was established from 1999 year.As one of leading manufacturer in cctv system,manufacturing and selling surveillance products all over the world.Our products popularly in domestic CCTV market and foreign.

　　We kept a well cooperation with Sony for a long time by adopting Chipset from it and combined with the highest standards of quality materials and workmanship.

　　High quality,advanced technology and excellence service are our goals.We sincerely hope to cooperation with you over a long time,and our products and service will give you the most satisfactory choice.