그래핀스퀘어케미칼 주식회사

{
  "address": "경상북도 포항시",
  "ceo_name": "임영지, 박종보",
  "certificate": [
    {
      "cert_number": "20180300196",
      "changes": "",
      "disclosure_date": "2018-03-22",
      "first_cert_date": "2018-03-22",
      "no": "1",
      "type": "벤처투자유형",
      "valid_period": "2018-03-22 ~ 2020-03-21"
    },
    {
      "cert_number": "20200300646",
      "changes": "",
      "disclosure_date": "2020-06-04",
      "first_cert_date": "2018-03-22",
      "no": "2",
      "type": "벤처투자유형",
      "valid_period": "2020-06-04 ~ 2022-06-03"
    },
    {
      "cert_number": "20220511010007",
      "changes": "",
      "disclosure_date": "2022-05-11",
      "first_cert_date": "2018-03-22",
      "no": "3",
      "type": "벤처투자유형",
      "valid_period": "2022-06-04 ~ 2025-06-03"
    },
    {
      "cert_number": "20250708010037",
      "changes": "",
      "disclosure_date": "2025-07-08",
      "first_cert_date": "2018-03-22",
      "no": "4",
      "type": "벤처투자유형",
      "valid_period": "2025-06-04 ~ 2028-06-03"
    }
  ],
  "company_name": "그래핀스퀘어케미칼  주식회사",
  "corp_no": "110111-*******",
  "financials": {},
  "industry": "기초 의약 물질 제조업",
  "investment": [
    {
      "amount": "999,350,000",
      "changes": "999,350,000",
      "date": "2019-04-05"
    },
    {
      "amount": "999,350,000",
      "changes": "999,350,000",
      "date": "2019-04-05"
    },
    {
      "amount": "999,000,000",
      "changes": "999,000,000",
      "date": "2019-04-05"
    },
    {
      "amount": "499,000,000",
      "changes": "499,000,000",
      "date": "2018-06-15"
    },
    {
      "amount": "499,553,600",
      "changes": "499,553,600",
      "date": "2018-06-14"
    },
    {
      "amount": "481,000,000",
      "changes": "481,000,000",
      "date": "2018-02-05"
    },
    {
      "amount": "529,000,000",
      "changes": "529,000,000",
      "date": "2018-02-05"
    }
  ],
  "main_products": "그래핀 의약품",
  "phone": "031-304-****",
  "years": []
}