際際滷shows by User: Happy013 / http://www.slideshare.net/images/logo.gif 際際滷shows by User: Happy013 / 際際滷Share feed for 際際滷shows by User: Happy013 https://cdn.slidesharecdn.com/profile-photo-Happy013-48x48.jpg?cb=1587025881 Dedicated. Efficient, Good Knowledge of GSM/WCDMA/LTE Network Diagnosis and Troubleshooting at RF End. Proficient in using tools like TEMS Investigation, TEMS Discovery, MapInfo Professional, Nemo Outdoor, Microsoft Excel, etc.