The extremely high and bright and blue, green, white and purple etc. ??? series light electric appliances material produce product, all have a low achievement to consume, bear a vibration, credibility like, the life span be long, bright degree Gao, show clear, respond a fast etc. advantage, and extensively applied show at the categories, such as numerical appearance, home appliances, lamps and laterns, transportation, big screen and bulletin board...etc. that the equipments makes numeral, sign and portrait to show.