"SNP" meaning in Conventions internationales

{
  "categories": [
    {
      "kind": "other",
      "name": "Symboles en conventions internationales",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Conventions internationales",
      "orig": "conventions internationales",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en conventions internationales de l’aéronautique",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Code AITA de l’aéroport de l’île Saint-Paul (îles Pribilof), en Alaska, aux États-Unis."
      ],
      "id": "fr-SNP-conv-symbol-Hf8fOWXV",
      "topics": [
        "aeronautics"
      ]
    },
    {
      "glosses": [
        "Symbole de Sinopec (China Petroleum & Chemical Corporation Limited, 中国石油化工股份有限公司), à la bourse de New York."
      ],
      "id": "fr-SNP-conv-symbol-c13YlknS"
    }
  ],
  "word": "SNP"
}

{
  "categories": [
    "Symboles en conventions internationales",
    "conventions internationales"
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole",
  "senses": [
    {
      "categories": [
        "Lexique en conventions internationales de l’aéronautique"
      ],
      "glosses": [
        "Code AITA de l’aéroport de l’île Saint-Paul (îles Pribilof), en Alaska, aux États-Unis."
      ],
      "topics": [
        "aeronautics"
      ]
    },
    {
      "glosses": [
        "Symbole de Sinopec (China Petroleum & Chemical Corporation Limited, 中国石油化工股份有限公司), à la bourse de New York."
      ]
    }
  ],
  "word": "SNP"
}