BeiDou Navigation Satellite System
The BeiDou Navigation Satellite System (BDS, simplified Chinese: Bei Dou Wei Xing Dao Hang Xi Tong ; traditional Chinese: Bei Dou Wei Xing Dao Hang Xi Tong ; pinyin: Beidou weixing daohang xitong) is a Chinese satellite navigation system. It consists of two separate satellite constellations - a limited test system that has been operating since 2000, and a full-scale global navigation system that is currently under construction.
How is the BeiDou Navigation Satellite System written in traditional Chinese?
Bei Dou Wei Xing Dao Hang Xi Tong 
The BeiDou Navigation Satellite System (BDS, simplified Chinese: Bei Dou Wei Xing Dao Hang Xi Tong ; traditional Chinese: Bei Dou Wei Xing Dao Hang Xi Tong ; pinyin: Beidou weixing daohang xitong) is a Chinese satellite navigation system.
BeiDou Navigation Satellite System