{ "module": "kr-suppliers", "itemId": "2208658565", "title": "JUIN INFORMATION SYSTEM CO,.LTD (주식회사 주인정보시스템)", "summary": "Public procurement supplier (2208658565): 82 contracts, KRW 10,762,054,430.", "data": { "kind": "supplier", "business_registration_no": "2208658565", "corp_code": null, "name_en": "JUIN INFORMATION SYSTEM CO,.LTD", "name_ko": "주식회사 주인정보시스템", "established_date": "2003-02-24", "address": "서울특별시 강남구 논현로102길 7(역삼동, 주인빌딩)", "homepage": "https://www.jisystem.com/", "manufacturer_type": { "code": "manufacturer", "raw_ko": "제조" }, "employees_reported": 72, "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": 82, "joint_contract_count": 1, "total_amount_krw": 10762054430, "by_category": { "goods": { "contract_count": 64, "amount_krw": 9441731620 }, "construction": { "contract_count": 8, "amount_krw": 812879800 }, "services": { "contract_count": 10, "amount_krw": 507443010 }, "foreign": { "contract_count": 0, "amount_krw": 0 } }, "by_contract_type": { "lump_sum": { "contract_count": 77, "amount_total_krw": 950799810, "amount_this_krw": 9810037430, "share_amount_krw": 9810037430 }, "unit_price": { "contract_count": 0, "amount_total_krw": 0, "amount_this_krw": 0, "share_amount_krw": 0 }, "multi_year": { "contract_count": 5, "amount_total_krw": 2041221000, "amount_this_krw": 1308742000, "share_amount_krw": 952017000 }, "unknown": { "contract_count": 0, "amount_total_krw": 0, "amount_this_krw": 0, "share_amount_krw": 0 } }, "top_buyers": [ { "buyer_code": "7006431", "buyer_ko": "서울대학교", "contract_count": 2, "amount_krw": 1114292000 }, { "buyer_code": "6300000", "buyer_ko": "대전광역시", "contract_count": 1, "amount_krw": 529594160 }, { "buyer_code": "1613471", "buyer_ko": "국토교통부 제주지방항공청", "contract_count": 1, "amount_krw": 509894000 }, { "buyer_code": "B553734", "buyer_ko": "서울에너지공사", "contract_count": 2, "amount_krw": 369523000 }, { "buyer_code": "6114345", "buyer_ko": "서울특별시 미래한강본부", "contract_count": 1, "amount_krw": 333369900 } ], "recent_contracts": [ { "contract_no": "R26TA02374775", "title_ko": "스튜디오, 다리안W 조성사업 - 조명제어장치", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-10-30", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 47070000, "amount_krw": 47070000, "buyer_ko": "충청북도 단양군", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02374775&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02374532", "title_ko": "통합신청사 재난안전상황실 시스템 이전 구축 공사/안전26183", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-10-30", "changed_date": null, "amount_total_krw": 20950000, "amount_this_krw": 20950000, "amount_krw": 20950000, "buyer_ko": "서울특별시 강서구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02374532&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02351236", "title_ko": "서울대학교 평창캠퍼스 연구동 빌딩자동제어장치(조명제어) 구매 설치", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-10-26", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 138000000, "amount_krw": 138000000, "buyer_ko": "서울대학교 그린바이오과학기술연구원", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02351236&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02313173", "title_ko": "잠실 저온창고 환경개선 및 비상관리시스템 구축(자동제어장치 구입 설치)", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-10-26", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 52977760, "amount_krw": 52977760, "buyer_ko": "전북특별자치도 농업기술원", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02313173&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02301565", "title_ko": "부여군 농산물 가공교육관 건립사업(전기) 관급자재 제로에너지시스템(빌딩자동제어장치) 구입", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-10-12", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 71100000, "amount_krw": 71100000, "buyer_ko": "충청남도 부여군 농업기술센터", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02301565&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02268541", "title_ko": "옥천군 평생교육원 건립공사 관급자재 구입(빌딩자동제어)", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-09-30", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 122000000, "amount_krw": 122000000, "buyer_ko": "충청북도 옥천군", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02268541&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02238625", "title_ko": "서울대학교 문화관 리모델링 및 증개축공사 관급자재(자동제어 및 원격검침) 구매설치", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-09-17", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 720792000, "amount_krw": 720792000, "buyer_ko": "서울대학교", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02238625&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02231356", "title_ko": "영인산자연휴양림 산림휴양관 건축공사 자동제어시스템 구매", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-09-16", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 67618320, "amount_krw": 67618320, "buyer_ko": "충청남도 아산시", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02231356&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02218270", "title_ko": "상수도관제프로그램 계통도 개선 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-09-10", "changed_date": null, "amount_total_krw": 8463000, "amount_this_krw": 8463000, "amount_krw": 8463000, "buyer_ko": "세종특별자치시 상하수도사업소", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02218270&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02194376", "title_ko": "군산상일고 이전 신축 전기공사 관급자재(빌딩자동제어장치) 구매", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-09-03", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 217530000, "amount_krw": 217530000, "buyer_ko": "전북특별자치도교육청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02194376&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02186566", "title_ko": "과천지식정보타운 문화체육시설 건립 전기공사(조명제어) 관급자재 구입", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-09-02", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 72770000, "amount_krw": 72770000, "buyer_ko": "경기도 과천시", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02186566&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02182705", "title_ko": "(가칭)봉담2-1초 신축공사 직접구매자재(빌딩자동제어장치) 구매", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-08-28", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 267064200, "amount_krw": 267064200, "buyer_ko": "경기도교육청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02182705&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02169471", "title_ko": "모충동 드림플래닛 조성공사(기계) 관급자재(빌딩자동제어) 구매", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-08-26", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 100000000, "amount_krw": 100000000, "buyer_ko": "충청북도 청주시", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02169471&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02163578", "title_ko": "서울대학교 규장각(103동) 항온항습 공조기 자동제어장치 구매설치", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-08-21", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 393500000, "amount_krw": 393500000, "buyer_ko": "서울대학교", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02163578&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02126718", "title_ko": "자동제어(MFD) 추가 설치공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-08-07", "changed_date": "2026-10-12", "amount_total_krw": 19642000, "amount_this_krw": 19642000, "amount_krw": 19642000, "buyer_ko": "기후에너지환경부 금강홍수통제소", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02126718&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02116936", "title_ko": "삽교세대돌봄 문화센터 건립공사(기계, 전기) 관급자재(빌딩자동제어) 구입", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-08-04", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 90690600, "amount_krw": 90690600, "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=R26TA02116936&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02115252", "title_ko": "남면 기초생활거점 조성사업 전기공사 빌딩자동제어장치 설치", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-08-03", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 44910000, "amount_krw": 44910000, "buyer_ko": "충청남도 부여군", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02115252&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02084793", "title_ko": "2026년 상수도 통합운영센터 유지관리시스템 네트워크 보안 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-07-29", "changed_date": null, "amount_total_krw": 20020000, "amount_this_krw": 20020000, "amount_krw": 20020000, "buyer_ko": "전북특별자치도 진안군", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02084793&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02076809", "title_ko": "S055-31여단 3대대 실내체육관", "category": "goods", "contract_type": "multi_year", "signed_date": "2026-07-27", "changed_date": null, "amount_total_krw": 72600000, "amount_this_krw": 72600000, "amount_krw": 72600000, "buyer_ko": "육군 제21보병사단", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02076809&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02069552", "title_ko": "(가칭)장현1초 및 학교복합시설 신축공사 관급자재(빌딩자동제어장치(BEMS)-학교복합시설) 구매", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-07-20", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 189320000, "amount_krw": 189320000, "buyer_ko": "경기도교육청 경기도시흥교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02069552&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&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." }