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KFI Performance Certification (Butterfly Valve - Lug)
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Corporate Affiliated Research Institute Certificate
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Certificate for Quality Management System (Korean)
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Certificate for Quality Management System (English)
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Quality Certification (Q-Mark) _1
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Quality Certification (Q-Mark) _2
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Quality Certification (Q-Mark) _3
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Certificate of direct production confirmation_1
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Certificate of direct production confirmation_2
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Technical innovation small business confirmation
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Management innovation small business confirmation