{
  "_meta": {
    "source_file": "certificates.json",
    "split_date": "2026-09-10",
    "index": 2,
    "total": 4,
    "original_bundle_meta": {
      "schema_version": "2.0.0",
      "schema_description": "Certifications database for Yizhen Films website. Source = official PDF test reports (authoritative).",
      "company": {
        "name_en": "Shenzhen Yizhen Technology Co., Ltd.",
        "name_zh": "深圳易臻科技有限公司",
        "website": "https://yizhenfilms.com",
        "business": "B2B manufacturer of screen protectors (Plexiglass, Hydrogel Film, Tempered Glass) and cutting machines"
      },
      "data_source": "PDF official test reports — SGS-CSTC Guangzhou Branch & TÜV Rheinland (Shanghai)",
      "language_notes": "Each certificate carries *_zh fields for Chinese localization",
      "generated_at": "2026-09-03",
      "field_conventions": {
        "dates": "ISO 8601 (YYYY-MM-DD) for *_iso fields; original PDF format preserved in *_display fields",
        "conclusion": "Pass / Fail — copied verbatim from PDF",
        "specimen": "PDF uses A-finished / B-finished; this is SGS terminology for production-grade finished products"
      }
    },
    "category_index_entry": null
  },
  "id": "cert-sgs-transmittance-haze",
  "type": "SGS",
  "category": "optical_performance",
  "label_en": "Transmittance & Haze",
  "label_zh": "透光率与雾度",
  "title_en": "9H Plexiglass — Total Luminous Transmittance and Haze Test Report",
  "title_zh": "9H 亚克力板 — 总透光率与雾度测试报告",
  "report": {
    "no": "GZMR260702741103-1",
    "issue_date_iso": "2026-08-06",
    "issue_date_display": "Aug 06, 2026",
    "pages": 5,
    "source_url": "https://yizhenfilms.com/wp-content/uploads/2026/08/SGS-Transmitte-and-Haze-Certifaction.pdf",
    "local_file": "sgs_transmittance.pdf"
  },
  "client": {
    "name_en": "Shenzhen Yizhen Technology Co., Ltd.",
    "name_zh": "深圳易臻科技有限公司",
    "address": "Room 1814, Lingxingyu Technology Building, Guangming Street, Guangming, Shenzhen, Guangdong, China."
  },
  "sample": {
    "name": "9H Plexiglass",
    "description": "A-finished product"
  },
  "laboratory": {
    "name": "SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch",
    "location": "Guangzhou, China",
    "authorized_signatory": {
      "name": "Chypre Chen",
      "role": "Authorized signatory"
    }
  },
  "test_summary": [
    {
      "no": 1,
      "test_item": "Total Luminous Transmittance / Haze",
      "test_method": "ASTM D1003-21 Procedure A",
      "result": "See result",
      "conclusion": "Pass"
    }
  ],
  "test_details": {
    "test_method_full": "ASTM D1003-21 Procedure A",
    "lab_environment": "(23 ± 2) °C, (50 ± 5) %RH",
    "test_parameters": {
      "specimen_thickness": "0.419 mm",
      "light_source": "C"
    },
    "test_results": {
      "transmittance_pct": {
        "value": 92.9,
        "client_requirement": "≥91",
        "conclusion": "Pass"
      },
      "haze_pct": {
        "value": 2.2,
        "client_requirement": "≤3",
        "conclusion": "Pass"
      }
    },
    "notes": [
      "The protected film of test specimens was ripped off before test.",
      "The adhesive surface faces the light source."
    ]
  },
  "equipment_information": [
    {
      "name": "Hazemeter",
      "model": "NDH5000",
      "equipment_no": "GZMR-PL-E083",
      "calibration_date": "2026-06-04",
      "next_calibration_date": "2027-06-03"
    }
  ],
  "overall_conclusion": "Pass",
  "appendix_notes": [
    "Unless otherwise stated, the decision rule for conformity reporting is based on Binary Statement for Simple Acceptance Rule (w=0) stated in ILAC-G8:09/2019.",
    "The test report shall only be used for client scientific research, teaching, internal quality control, product research and development, etc. and just for client internal reference.",
    "This test report adds client's requirement and conclusion."
  ],
  "marketing_highlights_en": [
    "92.9% total luminous transmittance (client requirement ≥91%) — preserves true screen colors",
    "Ultra-low 2.2% haze (client requirement ≤3%) — crystal-clear viewing experience",
    "Tested per ASTM D1003-21 Procedure A — international optical performance standard"
  ],
  "marketing_highlights_zh": [
    "总透光率 92.9%（客户要求 ≥91%）— 真实还原屏幕色彩",
    "超低雾度 2.2%（客户要求 ≤3%）— 视觉通透无失真",
    "依据 ASTM D1003-21 Procedure A 国际光学性能标准测试"
  ]
}