{ "module": "kr-suppliers", "itemId": "3148124249", "title": "YOUN SUNG ENG Co., Ltd (주식회사 윤성이엔지)", "summary": "Public procurement supplier (3148124249): 39 contracts, KRW 2,118,470,090.", "data": { "kind": "supplier", "business_registration_no": "3148124249", "corp_code": null, "name_en": "YOUN SUNG ENG Co., Ltd", "name_ko": "주식회사 윤성이엔지", "established_date": "1999-01-01", "address": "대전광역시 유성구 갑동로 74(갑동)", "homepage": "https://www.younsung.com/", "manufacturer_type": { "code": "supplier", "raw_ko": "공급" }, "employees_reported": 90, "employees_note": "Self-reported employee count at Korea ON-Line E-Procurement System (KONEPS) registration; may differ from National Pension Service (L1) subscriber counts.", "amount_note": "The 12-month window is by original contract signing date: it covers contracts first signed in the period, and excludes amendments registered in the period to contracts signed earlier. Amounts are in KRW from Korea's Public Procurement Service (KONEPS). The 12-month total counts sole contracts in full and joint contracts by the supplier's share; joint contracts without a published share are counted but not summed. Multi-year contracts count only the current-period amount. Unit-price (framework) contracts are reported separately because their values are ceilings, not spend.", "procurement": { "period": { "from": "2025-11-01", "to": "2026-10-31", "basis": "original_signed_date" }, "contract_count": 39, "joint_contract_count": 6, "total_amount_krw": 2118470090, "by_category": { "goods": { "contract_count": 0, "amount_krw": 0 }, "construction": { "contract_count": 0, "amount_krw": 0 }, "services": { "contract_count": 39, "amount_krw": 2118470090 }, "foreign": { "contract_count": 0, "amount_krw": 0 } }, "by_contract_type": { "lump_sum": { "contract_count": 33, "amount_total_krw": 2400227090, "amount_this_krw": 2400227090, "share_amount_krw": 2104390090 }, "unit_price": { "contract_count": 1, "amount_total_krw": 19732000, "amount_this_krw": 19732000, "share_amount_krw": 19732000 }, "multi_year": { "contract_count": 5, "amount_total_krw": 7732532000, "amount_this_krw": 1458576000, "share_amount_krw": 14080000 }, "unknown": { "contract_count": 0, "amount_total_krw": 0, "amount_this_krw": 0, "share_amount_krw": 0 } }, "top_buyers": [ { "buyer_code": "6300207", "buyer_ko": "대전광역시 건설관리본부", "contract_count": 10, "amount_krw": 1018095240 }, { "buyer_code": "6300309", "buyer_ko": "대전광역시 상수도사업본부", "contract_count": 2, "amount_krw": 208190830 }, { "buyer_code": "3680000", "buyer_ko": "대전광역시 대덕구", "contract_count": 3, "amount_krw": 189108600 }, { "buyer_code": "3660000", "buyer_ko": "대전광역시 서구", "contract_count": 3, "amount_krw": 166091000 }, { "buyer_code": "6300335", "buyer_ko": "대전광역시 하천관리사업소", "contract_count": 2, "amount_krw": 161038600 } ], "recent_contracts": [ { "contract_no": "R26TA02309310", "title_ko": "용태울다리 정밀안전점검 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-10-15", "changed_date": null, "amount_total_krw": 14170000, "amount_this_krw": 14170000, "amount_krw": 14170000, "buyer_ko": "대전광역시 서구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02309310&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02295971", "title_ko": "천안 목천-삼룡 도로건설공사 건설사업관리(1차)", "category": "services", "contract_type": "multi_year", "signed_date": "2026-10-13", "changed_date": null, "amount_total_krw": 2383000000, "amount_this_krw": 75000000, "amount_krw": 75000000, "buyer_ko": "국토교통부 대전지방국토관리청", "method_ko": "지명경쟁", "role": "도급업체", "joint": true, "share_pct": null, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02295971&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02294900", "title_ko": "2026년 하반기 월평계통 배수지 및 가압장 정기안전점검 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-10-07", "changed_date": null, "amount_total_krw": 104549770, "amount_this_krw": 104549770, "amount_krw": 104549770, "buyer_ko": "대전광역시 상수도사업본부", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02294900&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02294834", "title_ko": "2026년 하반기 송촌계통 배수지 및 가압장 정기안전점검 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-10-07", "changed_date": null, "amount_total_krw": 103641060, "amount_this_krw": 103641060, "amount_krw": 103641060, "buyer_ko": "대전광역시 상수도사업본부", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02294834&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02254805", "title_ko": "2026년 두계천제5배수통문 등 2개소 정밀안전진단 및 성능평가 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-09-22", "changed_date": "2026-10-29", "amount_total_krw": 96888250, "amount_this_krw": 96888250, "amount_krw": 96888250, "buyer_ko": "대전광역시 하천관리사업소", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02254805&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02247140", "title_ko": "판암차량기지 비탈면 안정성 검토용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-09-18", "changed_date": null, "amount_total_krw": 9900000, "amount_this_krw": 9900000, "amount_krw": 9900000, "buyer_ko": "대전교통공사", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02247140&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02127849", "title_ko": "신일고가교 정밀안전진단 및 내진성능평가 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-08-07", "changed_date": null, "amount_total_krw": 108291200, "amount_this_krw": 108291200, "amount_krw": 108291200, "buyer_ko": "대전광역시 건설관리본부", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02127849&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02126779", "title_ko": "두1리지구 삽교프라자 정밀안전점검 용역", "category": "services", "contract_type": "unit_price", "signed_date": "2026-08-07", "changed_date": null, "amount_total_krw": 19732000, "amount_this_krw": 19732000, "amount_krw": 19732000, "buyer_ko": "충청남도 예산군", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02126779&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02116455", "title_ko": "정림대교(원내동 방향) 정밀안전진단 및 내진성능평가 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-08-05", "changed_date": null, "amount_total_krw": 114211750, "amount_this_krw": 114211750, "amount_krw": 114211750, "buyer_ko": "대전광역시 건설관리본부", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02116455&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02116342", "title_ko": "정림대교(복수동 방향) 정밀안전진단 및 내진성능평가 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-08-05", "changed_date": null, "amount_total_krw": 110181470, "amount_this_krw": 110181470, "amount_krw": 110181470, "buyer_ko": "대전광역시 건설관리본부", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02116342&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02116047", "title_ko": "둔곡터널(세종방향) 정밀안전진단 및 내진성능평가 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-08-05", "changed_date": null, "amount_total_krw": 143669500, "amount_this_krw": 143669500, "amount_krw": 143669500, "buyer_ko": "대전광역시 건설관리본부", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02116047&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02115989", "title_ko": "둔곡터널(대전방향) 정밀안전진단 및 내진성능평가 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-08-03", "changed_date": null, "amount_total_krw": 143733350, "amount_this_krw": 143733350, "amount_krw": 143733350, "buyer_ko": "대전광역시 건설관리본부", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02115989&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02100090", "title_ko": "오봉터널(세종방향) 정밀안전진단 및 내진성능평가 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-07-28", "changed_date": null, "amount_total_krw": 148027000, "amount_this_krw": 148027000, "amount_krw": 148027000, "buyer_ko": "대전광역시 건설관리본부", "method_ko": "일반경쟁", "role": "도급업체", "joint": true, "share_pct": null, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02100090&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02085134", "title_ko": "대전도시철도 2호선 건설사업(불티고개 지화화구간) 지하안전평가(재협의) 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-07-24", "changed_date": null, "amount_total_krw": 19637000, "amount_this_krw": 19637000, "amount_krw": 19637000, "buyer_ko": "대전광역시", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02085134&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02021666", "title_ko": "2026년 마을회관 신축공사 인접건물 실태조사 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-07-07", "changed_date": null, "amount_total_krw": 14913000, "amount_this_krw": 14913000, "amount_krw": 14913000, "buyer_ko": "충청남도 서천군", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02021666&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02008010", "title_ko": "논산국방국가산단 진입도로 건설공사 기본 및 실시설계(2차)", "category": "services", "contract_type": "multi_year", "signed_date": "2026-06-26", "changed_date": null, "amount_total_krw": 825200000, "amount_this_krw": 405200000, "amount_krw": 405200000, "buyer_ko": "국토교통부 대전지방국토관리청", "method_ko": "제한경쟁", "role": "도급업체", "joint": true, "share_pct": 0, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02008010&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01978419", "title_ko": "대동천 자연재해위험개선지구 정비사업 감독권한대행 건설사업관리용역(장기 3차)", "category": "services", "contract_type": "multi_year", "signed_date": "2026-06-18", "changed_date": null, "amount_total_krw": 3169136000, "amount_this_krw": 500000000, "amount_krw": 500000000, "buyer_ko": "대전광역시", "method_ko": "일반경쟁", "role": "도급업체", "joint": true, "share_pct": null, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01978419&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01963374", "title_ko": "평촌일반산업단지 조성공사 1종 시설물 유지관리용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-06-17", "changed_date": null, "amount_total_krw": 17290000, "amount_this_krw": 17290000, "amount_krw": 17290000, "buyer_ko": "대전도시공사", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01963374&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01837779", "title_ko": "대덕구 노후 하수관로 지반탐사(GPR) 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-05-07", "changed_date": "2026-08-24", "amount_total_krw": 138704600, "amount_this_krw": 138704600, "amount_krw": 138704600, "buyer_ko": "대전광역시 대덕구", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01837779&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01810577", "title_ko": "2026 읍내동 소류지 정밀안전진단 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-04-28", "changed_date": "2026-07-03", "amount_total_krw": 31990000, "amount_this_krw": 31990000, "amount_krw": 31990000, "buyer_ko": "대전광역시 대덕구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01810577&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" } ], "amount_note": "The 12-month window is by original contract signing date: it covers contracts first signed in the period, and excludes amendments registered in the period to contracts signed earlier. Amounts are in KRW from Korea's Public Procurement Service (KONEPS). The 12-month total counts sole contracts in full and joint contracts by the supplier's share; joint contracts without a published share are counted but not summed. Multi-year contracts count only the current-period amount. Unit-price (framework) contracts are reported separately because their values are ceilings, not spend.", "source_url": "https://www.g2b.go.kr", "verified_at": "2026-11-02T04:36:11.608Z" }, "source_url": "https://www.g2b.go.kr", "verified_at": "2026-11-02T04:36:11.608Z" }, "source_url": "https://www.g2b.go.kr", "verified_at": "2026-11-02T04:36:11.608Z", "updated_at": "2026-11-02T04:36:11.608Z", "notice": "Data from Korea's Public Procurement Service (KONEPS contract and supplier records) via data.go.kr. Corporate suppliers only; sole proprietors are excluded. Not investment advice.", "amount_note": "The 12-month window is by original contract signing date: it covers contracts first signed in the period, and excludes amendments registered in the period to contracts signed earlier. Amounts are in KRW from Korea's Public Procurement Service (KONEPS). The 12-month total counts sole contracts in full and joint contracts by the supplier's share; joint contracts without a published share are counted but not summed. Multi-year contracts count only the current-period amount. Unit-price (framework) contracts are reported separately because their values are ceilings, not spend." }