"4S店" meaning in Chinese

{
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      "args": {
        "1": "zh",
        "2": "noun"
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      "expansion": "4S店",
      "name": "head"
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  ],
  "lang": "Chinese",
  "lang_code": "zh",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Chinese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
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          "parents": [
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "Mainland China Chinese",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "zh",
          "name": "Shops",
          "orig": "zh:Shops",
          "parents": [
            "Buildings",
            "Businesses",
            "Buildings and structures",
            "Business",
            "Architecture",
            "Economics",
            "Society",
            "Applied sciences",
            "Art",
            "Social sciences",
            "All topics",
            "Sciences",
            "Culture",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "car dealership"
      ],
      "id": "en-4S店-zh-noun-mHT4D9mx",
      "raw_glosses": [
        "(Mainland China) car dealership"
      ],
      "synonyms": [
        {
          "roman": "chēháng",
          "word": "車行／车行"
        },
        {
          "roman": "chēháng",
          "word": "車行"
        },
        {
          "roman": "chēháng",
          "word": "车行"
        }
      ],
      "tags": [
        "Mainland-China"
      ]
    }
  ],
  "word": "4S店"
}

{
  "head_templates": [
    {
      "args": {
        "1": "zh",
        "2": "noun"
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      "expansion": "4S店",
      "name": "head"
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  ],
  "lang": "Chinese",
  "lang_code": "zh",
  "pos": "noun",
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        "zh:Shops"
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      "glosses": [
        "car dealership"
      ],
      "raw_glosses": [
        "(Mainland China) car dealership"
      ],
      "tags": [
        "Mainland-China"
      ]
    }
  ],
  "synonyms": [
    {
      "roman": "chēháng",
      "word": "車行／车行"
    },
    {
      "roman": "chēháng",
      "word": "車行"
    },
    {
      "roman": "chēháng",
      "word": "车行"
    }
  ],
  "word": "4S店"
}