Avatar of Ray Cho(卓緯翰).

Ray Cho(卓緯翰)

Customer service engineer
Contributing for a better world by service for 4+ years experience as a customer service engineer. Participate in several core projects and modifications collaboratively and support relocation projects.
Tokyo Electron Limited , Taiwan Branch
Feng Chia University
Tainan, 台灣

Skills

Word
PowerPoint
Excel

Languages

English
Intermediate
Chinese
Native or Bilingual

Work experiences

Customer Service Engineer

Tokyo Electron Limited , Taiwan Branch

Apr 2020 ~ Present
2020.4 to 2020.11 Improvement for MTB bumping process, the new design cover improves the thickness problem during oven baking and it's successfully promoted and extend the new cover design to other factories, which can reduce cost by about NTD 5,000,000. 2020.11 to now Service in TSMC F18, Completed hardware modification including transfer arm, process unit, chemical piping, the electrical, software upgrade for next generation product. Analyze the root cause of equipment or process issues and offer solutions to customers. Coordinate action plans with customers and assigns the job to subcontract engineer.

Customer Service Engineer

Hermes Epitek Limited, Taiwan

Oct 2016 ~ Apr 2020
3 yrs 7 mos
2016.10 to 2018.4 Since TSMC Fab12 is RD fab, customer improvement proposals are provided through experimental data for hardware modification, parameter optimization, and troubleshooting. 2018.5 to 2020.4 Transfer to Linko customer service team to serve MTTW, NTC3, TSMC AP3, and ASECL. Different customers, machine types,s, and processes make me understand more about the evolution and construction of each generation of machines. 2018 to 2019 MTTW Bypass module recovery project. The goal is to reduce the bypass rate by 90% to 20% within 6 months of improving customer production capability.

Educations

Feng Chia University

Bachelor’s Degree
Department of Aerospace and Systems Engineering

2006 - 2010
Activities and societies
The basketball team of the school
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