In the past 20 years, various innovative technology patents of BeiDou Navigation Satellite System (BDS) emerge in endles......

通过竞争情报方法来识别和评价中国市场的＂隐形冠军＂,在判定标准上主要将市场地位、销售额和外界知名度3个指标通过定量化的形式重新......