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Kim Jin-tae: 2026 Jik8-ddang Kim Young Books Hazardous Materials Industrial Technician Practical Exam Passed Personally in 8 Days
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Lee Hye-jin et al.: 2027 Pass Surveying and Geospatial Information Technician Written + Practical Exam
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Oh Jin-taek et al.: 2026 Professional Engineer in Architectural Electrical Installations (Part 2)
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