- 2012TeLung served as the main contractor, jointly contracting for vehicle renovation project of DMU power system upgrade with CUMMINS INC. (now Taiwan Cummins Co., Ltd.).
- 2012Commissioned by Mitsubishi Electric Corporation, executed maintenance and warranty, assisted with field work of Taipei MRT Songshan Xinyi Line Commuter EMU.
- 2014Kaohsiung office relocated to Dashe Industrial Zone, electronic substrate repair room for rolling stocks was established.
- 2014Assisted TOSHIBA CORPORATION in obtaining EMU800 power system contract.
- 2015Assisted KNORR-BREMSE in introducing electric door operator system to Taiwan Railways Administration (comprehensively changed pneumatic door to electric), executing The Project of Automatic Access Doors Retrofit and Access Step Remove.
- 2015-2017
Construction of nursing rooms and improvement of charging equipment in 700T carriages. (the first Taiwanese manufacturer carried out interior renovations on trains.)
- 2016Commissioned by KNORR-BREMSE, dispatched technical staff to execute maintenance, modification and warranty of Taoyuan MRT Line brake and door systems.
- 2017Installation project of Wi-Fi network equipment in 700T carriages.
- 2017
Commissioned by Mitsubishi Electric Corporation, executed test and warranty of Taichung MRT Commuter EMU power system.
- 2018Assisted Mitsubishi Electric Corporation in introducing power system to Taiwan Railways Administration, carried out Electrical System Retrofit for EMU500 Commuter Trains, which has deepened partnership between TeLung and Mitsubishi Electric in Taiwan.
- 2018Commissioned by Kawasaki Railcar Manufacturing Co., Ltd., served as its after-sales service window for Taoyuan MRT Corporation.
- 2018-2020Commissioned by TOSHIBA CORPORATION, executed electronic substrate reinforcement and life extension project of 700T power system, which was completed in TeLung electronic substrate repair room in Kaohsiung.
- 2018Assisted TAIWAN HITACHI ASIA PACIFIC CO., LTD. in obtaining EMU3000 contract, and participated in project management and execution of design meeting, which was the largest single purchase of Taiwan Railways Administration.
- 2019Assisted TOSHIBA CORPORATION in completing bid preparation and bid-related affairs of electric locomotive project and obtaining contract.
- 2020Continued to assist TOSHIBA CORPORATION with local maintenance and warranty of EMU900 power system.
- 2020Commissioned by Kawasaki Railcar Manufacturing Co., Ltd., served as its after-sales service window at Taichung MRT Corporation.