{ "module": "kr-suppliers", "itemId": "8348101978", "title": "주식회사 제이원엔지니어링", "summary": "Public procurement supplier (8348101978): 30 contracts, KRW 3,224,722,450.", "data": { "kind": "supplier", "business_registration_no": "8348101978", "corp_code": null, "name_en": null, "name_ko": "주식회사 제이원엔지니어링", "established_date": "2021-01-20", "address": "경상남도 김해시 김해대로 2352,아이스퀘어몰 제2층 제디209호 (부원동)", "homepage": null, "manufacturer_type": { "code": "supplier", "raw_ko": "공급" }, "employees_reported": 18, "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": 30, "joint_contract_count": 4, "total_amount_krw": 3224722450, "by_category": { "goods": { "contract_count": 0, "amount_krw": 0 }, "construction": { "contract_count": 6, "amount_krw": 2873148440 }, "services": { "contract_count": 24, "amount_krw": 351574010 }, "foreign": { "contract_count": 0, "amount_krw": 0 } }, "by_contract_type": { "lump_sum": { "contract_count": 27, "amount_total_krw": 2775468350, "amount_this_krw": 2775468350, "share_amount_krw": 1924711850 }, "unit_price": { "contract_count": 2, "amount_total_krw": 3149137000, "amount_this_krw": 1425237000, "share_amount_krw": 131151900 }, "multi_year": { "contract_count": 1, "amount_total_krw": 1300010600, "amount_this_krw": 1300010600, "share_amount_krw": 1300010600 }, "unknown": { "contract_count": 0, "amount_total_krw": 0, "amount_this_krw": 0, "share_amount_krw": 0 } }, "top_buyers": [ { "buyer_code": "9010000", "buyer_ko": "경상남도교육청", "contract_count": 1, "amount_krw": 1300010600 }, { "buyer_code": "5430000", "buyer_ko": "경상남도 남해군", "contract_count": 1, "amount_krw": 1274554500 }, { "buyer_code": "9091000", "buyer_ko": "경상남도교육청 경상남도김해교육지원청", "contract_count": 14, "amount_krw": 341126500 }, { "buyer_code": "Z026746", "buyer_ko": "김해시도시개발공사", "contract_count": 3, "amount_krw": 129156800 }, { "buyer_code": "7480085", "buyer_ko": "울산광역시교육청 현대청운고등학교", "contract_count": 1, "amount_krw": 54996000 } ], "recent_contracts": [ { "contract_no": "R26TA02371557", "title_ko": "남해군 청사신축 사업 냉난방기 설치공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-10-29", "changed_date": null, "amount_total_krw": 1274554500, "amount_this_krw": 1274554500, "amount_krw": 1274554500, "buyer_ko": "경상남도 남해군", "method_ko": "일반경쟁", "role": "주계약업체", "joint": true, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02371557&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02195701", "title_ko": "내덕중학교 외 1교(능동초등학교) 급식시설 환경개선 기계설비공사 설계용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-09-02", "changed_date": null, "amount_total_krw": 21142900, "amount_this_krw": 21142900, "amount_krw": 21142900, "buyer_ko": "경상남도교육청 경상남도김해교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02195701&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02195661", "title_ko": "임호초등학교 냉난방기교체 기계설비공사 설계용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-09-02", "changed_date": null, "amount_total_krw": 13669700, "amount_this_krw": 13669700, "amount_krw": 13669700, "buyer_ko": "경상남도교육청 경상남도김해교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02195661&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02195620", "title_ko": "김해대청고등학교 화장실 보수 및 냉난방기 교체 기계설비공사 설계용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-09-02", "changed_date": null, "amount_total_krw": 14632100, "amount_this_krw": 14632100, "amount_krw": 14632100, "buyer_ko": "경상남도교육청 경상남도김해교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02195620&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02195542", "title_ko": "경운초등학교 외 2교(김해합성초, 한림초) 냉난방기교체 기계설비공사 설계용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-09-02", "changed_date": null, "amount_total_krw": 17170000, "amount_this_krw": 17170000, "amount_krw": 17170000, "buyer_ko": "경상남도교육청 경상남도김해교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02195542&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02192762", "title_ko": "김해임호고등학교 외 1교(김해제일고등학교) 냉난방기 교체 기계설비공사 설계용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-09-02", "changed_date": null, "amount_total_krw": 16662600, "amount_this_krw": 16662600, "amount_krw": 16662600, "buyer_ko": "경상남도교육청 경상남도김해교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02192762&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02192747", "title_ko": "관동중학교 외 1교(능동중학교) 냉난방기 교체 기계설비공사 설계용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-09-02", "changed_date": null, "amount_total_krw": 19229200, "amount_this_krw": 19229200, "amount_krw": 19229200, "buyer_ko": "경상남도교육청 경상남도김해교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02192747&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02192648", "title_ko": "가야중학교 외 1교(경운중학교) 냉난방기 교체 기계설비공사 설계용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-09-02", "changed_date": null, "amount_total_krw": 15426700, "amount_this_krw": 15426700, "amount_krw": 15426700, "buyer_ko": "경상남도교육청 경상남도김해교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02192648&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02187831", "title_ko": "김해신명초등학교 급식시설 현대화 기계설비공사 설계용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-08-31", "changed_date": null, "amount_total_krw": 6289900, "amount_this_krw": 6289900, "amount_krw": 6289900, "buyer_ko": "경상남도교육청 경상남도김해교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02187831&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02187708", "title_ko": "김해신안초등학교 외 1교(화정초) 급식시설 환경개선 기계설비공사 설계용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-08-31", "changed_date": null, "amount_total_krw": 19360300, "amount_this_krw": 19360300, "amount_krw": 19360300, "buyer_ko": "경상남도교육청 경상남도김해교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02187708&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02134953", "title_ko": "부산보훈병원 원내 시설 재배치공사(기계)", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-08-12", "changed_date": "2026-10-19", "amount_total_krw": 51500000, "amount_this_krw": 51500000, "amount_krw": 51500000, "buyer_ko": "한국보훈복지의료공단 부산보훈병원", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02134953&ctrtChgOrd=02&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02149123", "title_ko": "하동군 아이같이 보금자리 조성사업 외 1개소 통합 감독권한대행 등 건설사업관리용역(2차분)", "category": "services", "contract_type": "unit_price", "signed_date": "2026-08-08", "changed_date": null, "amount_total_krw": 2121330000, "amount_this_krw": 397430000, "amount_krw": 397430000, "buyer_ko": "경상남도 하동군", "method_ko": "지명경쟁", "role": "도급업체", "joint": true, "share_pct": 33, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02149123&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02124903", "title_ko": "의창중학교 교사 신축 소방공사", "category": "construction", "contract_type": "multi_year", "signed_date": "2026-08-06", "changed_date": null, "amount_total_krw": 1300010600, "amount_this_krw": 1300010600, "amount_krw": 1300010600, "buyer_ko": "경상남도교육청", "method_ko": "일반경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02124903&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01999232", "title_ko": "현대공업고등학교 기계설비 성능점검 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-06-26", "changed_date": null, "amount_total_krw": 10000000, "amount_this_krw": 10000000, "amount_krw": 10000000, "buyer_ko": "울산광역시교육청 현대공업고등학교", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01999232&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01956479", "title_ko": "2026년 김해종합운동장팀 기계설비 성능점검 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-06-16", "changed_date": null, "amount_total_krw": 33500000, "amount_this_krw": 33500000, "amount_krw": 33500000, "buyer_ko": "김해시도시개발공사", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01956479&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01782525", "title_ko": "월산초등학교 화장실보수 기계설비공사 설계 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-04-22", "changed_date": null, "amount_total_krw": 5738300, "amount_this_krw": 5738300, "amount_krw": 5738300, "buyer_ko": "경상남도교육청 경상남도김해교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01782525&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01782308", "title_ko": "봉명초등학교 외 1교(어방초) 화장실보수 기계설비공사 설계용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-04-22", "changed_date": null, "amount_total_krw": 12419300, "amount_this_krw": 12419300, "amount_krw": 12419300, "buyer_ko": "경상남도교육청 경상남도김해교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01782308&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01775494", "title_ko": "가람초등학교 급식소 환기시설개선 기계설비공사 설계용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-04-20", "changed_date": null, "amount_total_krw": 12645500, "amount_this_krw": 12645500, "amount_krw": 12645500, "buyer_ko": "경상남도교육청 경상남도진주교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01775494&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01703328", "title_ko": "원지지구(1지구) 농촌공간정비사업 2개소 소방공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-04-03", "changed_date": "2026-10-16", "amount_total_krw": 50776800, "amount_this_krw": 50776800, "amount_krw": 50776800, "buyer_ko": "김해시도시개발공사", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01703328&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01699026", "title_ko": "김해중학교 화장실 보수 기계설비공사 설계용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-04-03", "changed_date": null, "amount_total_krw": 4697400, "amount_this_krw": 4697400, "amount_krw": 4697400, "buyer_ko": "경상남도교육청 경상남도김해교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01699026&ctrtChgOrd=00&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." }