{
  "module": "kr-suppliers",
  "itemId": "4148602540",
  "title": "주식회사 오티에스테크놀러지",
  "summary": "Public procurement supplier (4148602540): 35 contracts, KRW 4,921,099,500.",
  "data": {
    "kind": "supplier",
    "business_registration_no": "4148602540",
    "corp_code": null,
    "name_en": null,
    "name_ko": "주식회사 오티에스테크놀러지",
    "established_date": "2021-09-08",
    "address": "서울특별시 강동구 고덕비즈밸리로 26-0 (고덕동) 강동U1센터 B동 607호",
    "homepage": "http://www.otstech.co.kr/",
    "manufacturer_type": {
      "code": "supplier",
      "raw_ko": "공급"
    },
    "employees_reported": 7,
    "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": 35,
      "joint_contract_count": 0,
      "total_amount_krw": 4921099500,
      "by_category": {
        "goods": {
          "contract_count": 34,
          "amount_krw": 4917469500
        },
        "construction": {
          "contract_count": 0,
          "amount_krw": 0
        },
        "services": {
          "contract_count": 1,
          "amount_krw": 3630000
        },
        "foreign": {
          "contract_count": 0,
          "amount_krw": 0
        }
      },
      "by_contract_type": {
        "lump_sum": {
          "contract_count": 35,
          "amount_total_krw": 3630000,
          "amount_this_krw": 4921099500,
          "share_amount_krw": 4921099500
        },
        "unit_price": {
          "contract_count": 0,
          "amount_total_krw": 0,
          "amount_this_krw": 0,
          "share_amount_krw": 0
        },
        "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": "7008263",
          "buyer_ko": "한국에너지공과대학교",
          "contract_count": 5,
          "amount_krw": 1496000000
        },
        {
          "buyer_code": "ZI00560",
          "buyer_ko": "국립금오공과대학교산학협력단",
          "contract_count": 2,
          "amount_krw": 680460000
        },
        {
          "buyer_code": "7001278",
          "buyer_ko": "한국해양대학교",
          "contract_count": 1,
          "amount_krw": 469000000
        },
        {
          "buyer_code": "Z017878",
          "buyer_ko": "서울대학교산학협력단",
          "contract_count": 2,
          "amount_krw": 331718000
        },
        {
          "buyer_code": "7008289",
          "buyer_ko": "국립한밭대학교",
          "contract_count": 1,
          "amount_krw": 307000000
        }
      ],
      "recent_contracts": [
        {
          "contract_no": "R26TA02363110",
          "title_ko": "2026학년도 Step-Up 신임교수 연구기자재(일렉트로미터) 구매",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-10-28",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 11950400,
          "amount_krw": 11950400,
          "buyer_ko": "서울과학기술대학교",
          "method_ko": "수의계약",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02363110&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02304905",
          "title_ko": "한국에너지공과대학교 초고전류 및 초고전압 프로브 구매",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-10-27",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 321000000,
          "amount_krw": 321000000,
          "buyer_ko": "한국에너지공과대학교",
          "method_ko": "일반경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02304905&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02309503",
          "title_ko": "반도체 파라미터 분석기(Semiconductor Parameter Analyzer)",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-10-13",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 90000000,
          "amount_krw": 90000000,
          "buyer_ko": "한국공학대학교 산학협력단",
          "method_ko": "수의계약",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02309503&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02211416",
          "title_ko": "B1530A 2개의 RSU가 포함된 파형발생기/고속측정유닛 모듈",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-09-11",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 70500000,
          "amount_krw": 70500000,
          "buyer_ko": "광주과학기술원",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02211416&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02217482",
          "title_ko": "2026년 서울과학기술대 정보통신대학 실험실습기자재(반도체분석기) 구매",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-09-10",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 68900000,
          "amount_krw": 68900000,
          "buyer_ko": "서울과학기술대학교",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02217482&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02216590",
          "title_ko": "한국에너지공과대학교 5kV급 커브트레이서 구매",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-09-09",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 647000000,
          "amount_krw": 647000000,
          "buyer_ko": "한국에너지공과대학교",
          "method_ko": "일반경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02216590&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02173696",
          "title_ko": "반도체 소자 검사 시스템",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-08-26",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 38300000,
          "amount_krw": 38300000,
          "buyer_ko": "전남대학교 산학협력단",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02173696&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02169520",
          "title_ko": "반도체특성화대학사업단 고전력 반도체 소자 측정 분석 시스템 구매",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-08-25",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 446490000,
          "amount_krw": 446490000,
          "buyer_ko": "국립금오공과대학교산학협력단",
          "method_ko": "일반경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02169520&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02169413",
          "title_ko": "반도체특성화대학사업단 극저온 진공 프로브스테이션 구매",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-08-25",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 233970000,
          "amount_krw": 233970000,
          "buyer_ko": "국립금오공과대학교산학협력단",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02169413&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02134621",
          "title_ko": "멀티 프로브카드 진공챔버 프로브스테이션_PA202601394",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-08-13",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 280500000,
          "amount_krw": 280500000,
          "buyer_ko": "서울대학교산학협력단",
          "method_ko": "일반경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02134621&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02118397",
          "title_ko": "멀티 어레이 프로브 카드 시스템 구매",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-08-06",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 71000000,
          "amount_krw": 71000000,
          "buyer_ko": "전북대학교 산학협력단",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02118397&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02072829",
          "title_ko": "서울대학교 첨단융합학부 차세대지능형반도체전공 반도체검사기 구매",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-07-20",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 242000000,
          "amount_krw": 242000000,
          "buyer_ko": "서울대학교 대학 첨단융합학부",
          "method_ko": "일반경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02072829&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02070489",
          "title_ko": "온도 가변형 홀효과 측정장비",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-07-16",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 45001000,
          "amount_krw": 45001000,
          "buyer_ko": "한국공학대학교 산학협력단",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02070489&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02048819",
          "title_ko": "저전류측정용프리앰프",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-07-09",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 12000000,
          "amount_krw": 12000000,
          "buyer_ko": "한국기술교육대학교",
          "method_ko": "수의계약",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02048819&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02017579",
          "title_ko": "2026년도 실험실습기자재 확충 사업(특이2)_첨단 반도체 후공정용 직접 포토리소그래피 장비",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-06-30",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 307000000,
          "amount_krw": 307000000,
          "buyer_ko": "국립한밭대학교",
          "method_ko": "일반경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02017579&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA01987639",
          "title_ko": "2026년도 실험실습기자재 확충사업 [Probe station] 구입",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-06-22",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 210500000,
          "amount_krw": 210500000,
          "buyer_ko": "충북대학교",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01987639&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA01960403",
          "title_ko": "실험실습기자재(특이소요) 나노 고전압 프로브스테이션 구입",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-06-15",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 469000000,
          "amount_krw": 469000000,
          "buyer_ko": "한국해양대학교",
          "method_ko": "일반경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01960403&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA01960170",
          "title_ko": "한국에너지공과대학교 4K 프로브스테이션 및 박막분석 시스템 구매",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-06-12",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 484000000,
          "amount_krw": 484000000,
          "buyer_ko": "한국에너지공과대학교",
          "method_ko": "일반경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01960170&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA01952185",
          "title_ko": "고전압 펄스 발생기 모듈",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-06-10",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 29000000,
          "amount_krw": 29000000,
          "buyer_ko": "광주과학기술원",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01952185&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA01899391",
          "title_ko": "한국에너지공과대학교 멀티미터 구매",
          "category": "goods",
          "contract_type": "lump_sum",
          "signed_date": "2026-05-29",
          "changed_date": null,
          "amount_total_krw": 0,
          "amount_this_krw": 22000000,
          "amount_krw": 22000000,
          "buyer_ko": "한국에너지공과대학교",
          "method_ko": "수의계약",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01899391&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."
}