After years of extensive research and development, Deren Technology started in 2005. The Directors were the first to realise market potential Electroluminescent technology since then have grown rapidly become pioneers this market.Deren has partnered ...

Our company has 10 years of experience in the gifts and promotional items, we have professional design team sales personnel, to provide you with best servicesand products. are mainly LED pen ,LED keychain ,touch ,laser pointer ,stationary ,gift ,promotional ...