{
  "service": "x-quote.cls.cn",
  "page": "https://www.cls.cn/plate",
  "title": "板块成分股 + 关联逻辑 (Plate Stocks)",
  "summary": "给定板块代码，返回成分股列表。每只成分股带 assoc_desc——财联社撰写的『这只票为什么属于这个板块』关联说明（公司业务与题材的具体关系）。这是把『概念』落到『个股』的语义链，普通爬虫拿不到这层解释。",
  "method": "GET",
  "endpoint": "https://x-quote.cls.cn/web_quote/plate/stocks",
  "signing": {
    "required": true,
    "algorithm": "sign = md5( sha1( urlencode(sorted(params)) ) )，params 先并入固定三件套",
    "fixed_params": { "app": "CailianpressWeb", "os": "web", "sv": "8.4.6" },
    "python": "import hashlib,urllib.parse\np=dict(params); p.update({'app':'CailianpressWeb','os':'web','sv':'8.4.6'})\nqs=urllib.parse.urlencode(sorted(p.items()))\nsign=hashlib.md5(hashlib.sha1(qs.encode()).hexdigest().encode()).hexdigest()\nurl=f'{endpoint}?{qs}&sign={sign}'"
  },
  "params": {
    "secu_code": {
      "type": "string",
      "required": true,
      "description": "板块代码（cls 开头），来自 plate-list 或 up-down-analysis 的 plate[]",
      "example": "cls80130"
    },
    "way": { "type": "string", "default": "change_px", "description": "排序字段" },
    "rever": { "type": "string", "default": "1", "description": "1=降序 0=升序" },
    "page": { "type": "integer", "default": "0" },
    "rn": { "type": "integer", "default": "20", "description": "每页条数" }
  },
  "response": {
    "envelope": "{ code:200, data:{ has_core:1, stocks:[...] } }",
    "stock_item_fields": {
      "secu_code": "股票代码",
      "secu_name": "股票简称",
      "change": "涨跌幅（小数）",
      "last_px": "最新价",
      "assoc_desc": "★关联逻辑——公司业务与该板块/题材的具体关系说明（财联社撰写）"
    }
  },
  "example_call": "见 signing.python，endpoint=https://x-quote.cls.cn/web_quote/plate/stocks, params={'secu_code':'cls80130','way':'change_px','rever':'1','page':'0','rn':'20'}",
  "related_maps": [
    "x-quote.cls.cn/web_quote/plate/plate_list.json",
    "x-quote.cls.cn/quote/index/up_down_analysis.json"
  ],
  "caveats": [
    "必须签名，需带 Referer: https://www.cls.cn/",
    "secu_code 必须是 cls 开头的板块代码，不是个股代码",
    "盘中实时。盘后实测(15:38)：返回当日收盘快照，code=200，成分股 change 为收盘值；本接口无时段标志位，需结合交易时段判断实时/冻结"
  ],
  "confidence": 0.9,
  "auto_discovered": true,
  "last_verified": "2026-06-16"
}