SELF own customized LED chips. BW3000K BW4000K,
add value for the supermarket,
What the customer see is the reflect light from the
commodity

Blue light is absorbed by food and package, so look yellowish, add some extra violet light, reflect back to customer’s eyes is pure white

Recent researches made some visual tests, and the results show that the LED light by shifting color coordinate below the blackbody locus can both enhance the color appearance of the illuminated products and increase the white light visual perception.