{ "module": "kr-suppliers", "itemId": "6038149887", "title": "JK RST CO.,LTD. ((주) JK 알에스티)", "summary": "Public procurement supplier (6038149887): 20 contracts, KRW 4,973,262,880.", "data": { "kind": "supplier", "business_registration_no": "6038149887", "corp_code": null, "name_en": "JK RST CO.,LTD.", "name_ko": "(주) JK 알에스티", "established_date": "2002-05-07", "address": "부산광역시 강서구 가달2로 24 (생곡동)", "homepage": "https://www.jkrst.com/", "manufacturer_type": { "code": "manufacturer", "raw_ko": "제조" }, "employees_reported": 25, "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": 20, "joint_contract_count": 0, "total_amount_krw": 4973262880, "by_category": { "goods": { "contract_count": 17, "amount_krw": 4832223480 }, "construction": { "contract_count": 2, "amount_krw": 124567400 }, "services": { "contract_count": 1, "amount_krw": 16472000 }, "foreign": { "contract_count": 0, "amount_krw": 0 } }, "by_contract_type": { "lump_sum": { "contract_count": 19, "amount_total_krw": 141039400, "amount_this_krw": 4973262880, "share_amount_krw": 4973262880 }, "unit_price": { "contract_count": 1, "amount_total_krw": 1882139080, "amount_this_krw": 1882139080, "share_amount_krw": 1882139080 }, "multi_year": { "contract_count": 0, "amount_total_krw": 0, "amount_this_krw": 0, "share_amount_krw": 0 }, "unknown": { "contract_count": 0, "amount_total_krw": 0, "amount_this_krw": 0, "share_amount_krw": 0 } }, "top_buyers": [ { "buyer_code": "3400000", "buyer_ko": "부산광역시 기장군", "contract_count": 2, "amount_krw": 1364105100 }, { "buyer_code": "6260095", "buyer_ko": "부산광역시 상수도사업본부", "contract_count": 1, "amount_krw": 896651000 }, { "buyer_code": "6260361", "buyer_ko": "부산광역시 건설본부", "contract_count": 1, "amount_krw": 621200000 }, { "buyer_code": "3360000", "buyer_ko": "부산광역시 강서구", "contract_count": 2, "amount_krw": 426293400 }, { "buyer_code": "3330095", "buyer_ko": "부산광역시 해운대구 문화회관", "contract_count": 1, "amount_krw": 330000000 } ], "recent_contracts": [ { "contract_no": "R26TA02174368", "title_ko": "도매시장 노후 수전반 및 분전반 개선 공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-09-01", "changed_date": null, "amount_total_krw": 7043300, "amount_this_krw": 7043300, "amount_krw": 7043300, "buyer_ko": "부산광역시 국제수산물유통시설관리사업소", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02174368&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02125935", "title_ko": "생활과학관 노후 수변전설비(변압기 등) 교체 전기공사 관급자재 구매 설치", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-08-06", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 207300000, "amount_krw": 207300000, "buyer_ko": "부산대학교", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02125935&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02125678", "title_ko": "상장안, 화전 소규모하수처리시설 기계설비 정비사업", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-08-06", "changed_date": null, "amount_total_krw": 117524100, "amount_this_krw": 117524100, "amount_krw": 117524100, "buyer_ko": "부산광역시 기장군", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02125678&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02051676", "title_ko": "[전기1]영도하수 동삼 및 봉래중계펌프장 수배전반 및 전동기제어반 제작", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-07-13", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 621200000, "amount_krw": 621200000, "buyer_ko": "부산광역시 건설본부", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02051676&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02045167", "title_ko": "인재개발원 전기실 변압기반 등 2종 제작구매 설치", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-07-09", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 76451770, "amount_krw": 76451770, "buyer_ko": "서울교통공사", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02045167&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01970410", "title_ko": "다대가압장 기전설비 교체 관급자재(수배전반 제작설치)", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-06-16", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 269000000, "amount_krw": 269000000, "buyer_ko": "부산광역시 상수도사업본부 시설관리사업소", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01970410&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01854620", "title_ko": "부산항 신감만 감만부두 건축시설물 증축공사(전기) 지급자재(수배전반)", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-05-13", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 65000000, "amount_krw": 65000000, "buyer_ko": "부산항만공사", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01854620&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01815643", "title_ko": "부산 멀티컴플렉스 스포츠센터 건립 전기공사 관급자재(수배전반,전동기반)", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-04-29", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 410000000, "amount_krw": 410000000, "buyer_ko": "부산광역시 강서구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01815643&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01720684", "title_ko": "노후 수배전반 교체공사-관급자재(수배전반) 제작설치", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-04-07", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 330000000, "amount_krw": 330000000, "buyer_ko": "부산광역시 해운대구 문화회관", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01720684&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01629339", "title_ko": "구청사 태양광발전설비 인버터 교체", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-03-17", "changed_date": null, "amount_total_krw": 16472000, "amount_this_krw": 16472000, "amount_krw": 16472000, "buyer_ko": "부산광역시 영도구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01629339&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01580503", "title_ko": "배전반외 2종", "category": "goods", "contract_type": "unit_price", "signed_date": "2026-03-06", "changed_date": null, "amount_total_krw": 1882139080, "amount_this_krw": 1882139080, "amount_krw": 1882139080, "buyer_ko": "각 수요기관", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01580503&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01527382", "title_ko": "정관가압장 전기설비 교체(수배전반)", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-02-24", "changed_date": "2026-06-01", "amount_total_krw": 0, "amount_this_krw": 896651000, "amount_krw": 896651000, "buyer_ko": "부산광역시 상수도사업본부", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01527382&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01397232", "title_ko": "장림1배수펌프장 전력보호감시장치 구매", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-01-28", "changed_date": "2026-01-28", "amount_total_krw": 0, "amount_this_krw": 13700000, "amount_krw": 13700000, "buyer_ko": "부산광역시 사하구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01397232&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01369178", "title_ko": "군청사 주변전실 수배전반 교체 사업", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-01-21", "changed_date": "2026-03-26", "amount_total_krw": 0, "amount_this_krw": 1246581000, "amount_krw": 1246581000, "buyer_ko": "부산광역시 기장군", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01369178&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01236522", "title_ko": "제주대학교 노후변전실(기당해양과학원) 환경개선 전기공사 관급-수배전반", "category": "goods", "contract_type": "lump_sum", "signed_date": "2025-12-18", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 195000000, "amount_krw": 195000000, "buyer_ko": "제주대학교", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01236522&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01180098", "title_ko": "양동초등학교 다목적강당 증축 무대장치 제작 설치", "category": "goods", "contract_type": "lump_sum", "signed_date": "2025-12-09", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 317446310, "amount_krw": 317446310, "buyer_ko": "부산광역시교육청 부산광역시남부교육지원청", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01180098&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01121265", "title_ko": "지사동 협성아파트 일원 가로환경 개선 전기공사 관급자재(분전반)", "category": "goods", "contract_type": "lump_sum", "signed_date": "2025-11-27", "changed_date": "2026-02-23", "amount_total_krw": 0, "amount_this_krw": 16293400, "amount_krw": 16293400, "buyer_ko": "부산광역시 강서구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01121265&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01073194", "title_ko": "덕산 슬러지처리장 등 5개소 노후 분전반 교체 공사 관급자재 구매", "category": "goods", "contract_type": "lump_sum", "signed_date": "2025-11-11", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 17800000, "amount_krw": 17800000, "buyer_ko": "부산광역시 상수도사업본부 덕산정수사업소", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01073194&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01068836", "title_ko": "송정 및 춘천배수펌프장 노후 전기설비 교체", "category": "goods", "contract_type": "lump_sum", "signed_date": "2025-11-10", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 9000000, "amount_krw": 9000000, "buyer_ko": "부산광역시 해운대구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01068836&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01052528", "title_ko": "종합연구관 노후 수배전반 교체공사", "category": "goods", "contract_type": "lump_sum", "signed_date": "2025-11-06", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 140800000, "amount_krw": 140800000, "buyer_ko": "한국해양대학교", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01052528&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." }