Shandong Guanglian Electronic Co., Ltd is located in Scenery Beautiful Hi-tech Development Zone of Jinan; it is a high and new tech enterprise, devoted to R&D, production, sale and service, oriented in electronic and information technology products. Since founded in 1999, our company have initiatively produced four sets of solutions, total 30 kinds, ranging from channel construction solution based on data communications, wireless connection solution based on GSM/CDMA, telephone charge solution and many other communication solutions applied to prison and hotels etc. Our sales network has...