About US
ABOUT SEMYEONG ENT. CO. LTD.
Greetings from the CEO.
Hello!
Welcome to the official website of Semyeong Enterprise Company Limited.
I am Lee Tae Gi, CEO.
First of all, thank you for having interest in Semyeong Company.
I sincerely appreciate you.
Since our establishment in 2002, we have been in the field of railway, monorail, subway, railway electrical and signaling construction. We offer product design services, timely supervision and precise diagnosis to our customers.
In addition and through Semyeong Trading Plaza a subsidiary company we offer direct import and export services.
Also, as an establishment we have a system of cooperation with various universities, specialized in training railway signal engineering staffs and students. Our goal is to cultivate, develop and harness the human resources in this field for the various countries within which we offer our services.
Finally, I would like to say, we are ready and willing to strengthen our position with interested partners in any part of the world.
Thank you!
Our Services
FAQ
We are a company specialized in Railway electrical and signaling field. Additionally, we are carrying out Railway design, construction supervision, precise diagnosis and performance evaluation and ESCO project business..
We undertake projects from design stage, planning, supervision construction, precision diagnosis, and execution in railway electrical and signaling field. We provide services for both importing and exporting to all countries.
For your safety in Railway, Monorail, Subway Construction, Design, Supervision and Precision Diagnosis, we are the best choice. Our Motto is honesty and we hope together with you, the world Leaps.
We have earned the confidence and trust for our customers and clients. With solid skills based on the basics, all employees work together to ensure your safety. " It takes two to Tango". Our goal is to live well together. Lets Go! Go!
Project
Since 2002 we have designed,planed, constructed and in some case renovated several railway electrical & signalling project and solar energy power installations across the provinces in the Republic of Korea
Planning
Our Research and Development department in collaboration with the team of engineers and railway signaling experts carries out the planning for all our projects in the various province of the Republic of Korea
Success
Since 2002 the company has designed, planned and successfully executed over fourty-one(41) projects across the various provinces of the Repulic of Korea
WELCOME TO SEMYEONG COMPANY
We look forward to a Business cooperation with you...
Organogram
CEO
Lee, Tae-Gi
President
Yea, Jong-Kwan
Manager
Lee, Chang-Yeol
Trade Liaison Officer
Godfred Adjei
Semyeong Trading
Semyeong Company History
1. 2024. Muigeum Station Signal Relocation Construction (Ongoing)
2. 2023. Gyeongbu&Gyeongwon Railway Line Signal Precision Diagnosis and Performance Evaluation (Ongoing)
3. 2022. West Daegu Station Signal Construction
4. 2021. Honam Railway Line Track Circuit Improvement
5. 2020. Yeongdong Line Electric Railway Power Improvement Construction
6. 2019. Korea Expressway Corporation ESCO Project. (Ongoing)
7. 2018. Establishment of Subsidiary STP
8. 2017. Honam High-Speed Railway Partial Signal Construction
9. 2016. Yeongdong Line four railway crossing Improvement Construction
10. 2015. Gyeongbu High-speed Railway Power Equipment Construction
11. 2014. Daegu Line1 Extension Construction
12. 2013. Industry Academic Cooperation Agree
13. 2012. Gyeongbu High Speed Line Phase1 ATC Device Construction
14. 2011. Daegu Line 3 Signal Construction
15. 2009.~2011. Daegu Line 2 & 3 extension construction
16. 2002. Semyeong Establishment
Projects
◈ Korea Railway Signaling & Subway Signaling ◈
Field investigation
CAD work of Electrtic wire diagram
Signal design CAD work
Flooded switch marchine recovery process before restoration
Flooded switch marchine recovery process. Be being rerocated
Flooded switch marchine recovery process after the restoration
Installation work on route selections lights
Organizing the wiring of the branch rack inside the SCR
Monitoring the status if on-site signal equipment
Station to station block Signal installation work
Main Signal under construction within the station
Installation work on route selections lights within the station
Bond cable hole drilling work is taking place
Reinstallation of track switch machine after PC sleeper replacement
Demolition of track switch machine at the High-speed rail depot
Before improving the Hydrostar switch machine
Hydrostar switch machine under improvement
After improving the Hydrostar switch machine
NS-AM type, Conversion force measurement
MJ81type, Conversion force measurement reverse directiom
MJ81type, Conversion force measurement forward directiom
Interlocking logic unit inspection using interface board
Preparing for thermal imaging check
Power supply inspection
Impedance bond diagnostic preparation work
Impulse track circuit impedance bond within station
Impedance bond insulation resistance measurement
Check field data
Comparison of attribute diagnostic measurements
Report writing
Extension Line, Electric Switch being installed
Electric Switch machine established
Orderer's specifications measurement
◈ Korea Railway Electric Field ◈
Working instructions & prior safety training
Operation control board wiring arrangement
Local control panel inspection
Frequency response test
Pole insulating oil Transformer
Frequency response test
Mold Transformer
Frequency response test
The test result of insulating oil Transformer
Transtormer residual gas analysis
Insulating oil injection
Transtormer residual gas analysis
Insulating oil injection test
Transtormer residual gas analysis
Insulating oil injection test results
Air switch contact resistance test
High-voltage cable insulation reststance measurement
Transformer dielectric loss tangent tesst
◈ Korea Electric Power Corporation(Distribution Supervision) ◈
Underground construction
Laying cables in underground pipes
Underground construction
Underground pipeline work
Underground construction
Connecting the cable to the switch after underground pipe work
Uninterrupted power construction
Transformer installation work
Uninterrupted power construction
Indirect live wire work
Uninterrupted power construction
Bypass cable live connection work
◈ Korea Expressway Corporation,(ESCO) ◈
(Partial lighting rate investigation)
Preparation for inspection
(Partial lighting rate investigation)
Inspection of various air circuit breakers
(Partial lighting rate investigation)
Lighting test