Taiwan High Speed Rail S1-17-048 bid "2018 ~ 2021 grinding track service" Taiwan High Speed Rail S1-17-048 bid "2018 ~ 2021 grinding track service contracted by Cheng Long Energy Technology Co., Ltd. In order to provide the best service for Taiwan's high-speed rail, we are carrying out the grinder maintenance and parts replace. The equipment in the best state to provide the best quality