light bar  of TV with CSP can provide high quality backlight alternatives for customers. CSP has a low thermal resistance, resistance to high current, high reliability characteristics. With chip select , efficiently package , placode match , optical design, heat treatment , high-precision SMT, the backlight alternatives can be designed by concentrated considering on middle and lower reaches, the whole industrial chain can reach the best performance and reliability. Quantity of products has been applied to 32 inch, 43 inches and 55 inch TV backlight.