{ "module": "kr-suppliers", "itemId": "6168105508", "title": "yu sung.construction.co.,ltd. (유성건설주식회사)", "summary": "Public procurement supplier (6168105508): 10 contracts, KRW 19,398,701,510.", "data": { "kind": "supplier", "business_registration_no": "6168105508", "corp_code": null, "name_en": "yu sung.construction.co.,ltd.", "name_ko": "유성건설주식회사", "established_date": "1989-08-18", "address": "제주특별자치도 제주시 오남로6길 30-0 (오라일동)", "homepage": null, "manufacturer_type": { "code": "supplier", "raw_ko": "공급" }, "employees_reported": 44, "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": 10, "joint_contract_count": 0, "total_amount_krw": 19398701510, "by_category": { "goods": { "contract_count": 0, "amount_krw": 0 }, "construction": { "contract_count": 10, "amount_krw": 19398701510 }, "services": { "contract_count": 0, "amount_krw": 0 }, "foreign": { "contract_count": 0, "amount_krw": 0 } }, "by_contract_type": { "lump_sum": { "contract_count": 4, "amount_total_krw": 822076550, "amount_this_krw": 822076550, "share_amount_krw": 822076550 }, "unit_price": { "contract_count": 0, "amount_total_krw": 0, "amount_this_krw": 0, "share_amount_krw": 0 }, "multi_year": { "contract_count": 6, "amount_total_krw": 43499041720, "amount_this_krw": 18576624960, "share_amount_krw": 18576624960 }, "unknown": { "contract_count": 0, "amount_total_krw": 0, "amount_this_krw": 0, "share_amount_krw": 0 } }, "top_buyers": [ { "buyer_code": "6500000", "buyer_ko": "제주특별자치도", "contract_count": 1, "amount_krw": 7917556000 }, { "buyer_code": "6510000", "buyer_ko": "제주특별자치도 제주시", "contract_count": 3, "amount_krw": 5203808000 }, { "buyer_code": "B551939", "buyer_ko": "제주특별자치도개발공사", "contract_count": 1, "amount_krw": 4821398960 }, { "buyer_code": "6520000", "buyer_ko": "제주특별자치도 서귀포시", "contract_count": 2, "amount_krw": 1193509000 }, { "buyer_code": "6500655", "buyer_ko": "제주특별자치도 세계유산본부", "contract_count": 1, "amount_krw": 129239120 } ], "recent_contracts": [ { "contract_no": "R26TA02268849", "title_ko": "마음에온 동홍1차 건설공사(건축)", "category": "construction", "contract_type": "multi_year", "signed_date": "2026-10-02", "changed_date": null, "amount_total_krw": 4821398960, "amount_this_krw": 4821398960, "amount_krw": 4821398960, "buyer_ko": "제주특별자치도개발공사", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02268849&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02140076", "title_ko": "중앙수술실 리모델링 전기공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-08-13", "changed_date": null, "amount_total_krw": 70107670, "amount_this_krw": 70107670, "amount_krw": 70107670, "buyer_ko": "제주대학교병원", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02140076&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01994300", "title_ko": "평대 자연재해위험개선지구 정비사업", "category": "construction", "contract_type": "multi_year", "signed_date": "2026-06-24", "changed_date": "2026-10-26", "amount_total_krw": 9404025000, "amount_this_krw": 1100000000, "amount_krw": 1100000000, "buyer_ko": "제주특별자치도 제주시", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01994300&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01890963", "title_ko": "재생에너지 적용 육상양식장 에너지 자립화 모델 구축 전기공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-05-22", "changed_date": "2026-08-12", "amount_total_krw": 63082760, "amount_this_krw": 63082760, "amount_krw": 63082760, "buyer_ko": "제주특별자치도 해양수산연구원", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01890963&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01864784", "title_ko": "2026년 성산일출봉 등산로 조명 및 가로등 보수 공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-05-15", "changed_date": "2026-08-03", "amount_total_krw": 129239120, "amount_this_krw": 129239120, "amount_krw": 129239120, "buyer_ko": "제주특별자치도 세계유산본부", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01864784&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01632348", "title_ko": "대덕선(대흘2리) 농어촌도로 정비사업(전체분,1차분)", "category": "construction", "contract_type": "multi_year", "signed_date": "2026-03-19", "changed_date": "2026-10-01", "amount_total_krw": 4027294760, "amount_this_krw": 1103808000, "amount_krw": 1103808000, "buyer_ko": "제주특별자치도 제주시", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01632348&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01460314", "title_ko": "평대 자연재해위험개선지구 정비사업", "category": "construction", "contract_type": "multi_year", "signed_date": "2026-02-10", "changed_date": "2026-10-26", "amount_total_krw": 9404025000, "amount_this_krw": 3000000000, "amount_krw": 3000000000, "buyer_ko": "제주특별자치도 제주시", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01460314&ctrtChgOrd=02&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01348958", "title_ko": "위미지구 배수개선사업(장기계속, 5차분)", "category": "construction", "contract_type": "multi_year", "signed_date": "2026-01-16", "changed_date": "2026-06-16", "amount_total_krw": 6429610000, "amount_this_krw": 633862000, "amount_krw": 633862000, "buyer_ko": "제주특별자치도 서귀포시", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01348958&ctrtChgOrd=02&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01328554", "title_ko": "전국체육대회 체육관 보수공사(동지역)", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-01-12", "changed_date": "2026-04-16", "amount_total_krw": 559647000, "amount_this_krw": 559647000, "amount_krw": 559647000, "buyer_ko": "제주특별자치도 서귀포시", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01328554&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01270388", "title_ko": "김녕항 정비사업(전체분 및 1차분)", "category": "construction", "contract_type": "multi_year", "signed_date": "2025-12-24", "changed_date": "2026-10-26", "amount_total_krw": 9412688000, "amount_this_krw": 7917556000, "amount_krw": 7917556000, "buyer_ko": "제주특별자치도", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01270388&ctrtChgOrd=02&prcmBsneSeCd=%EC%A1%B0070004&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." }