industry-etf-research

industry-etf-research is a skill for Claude Code from cyijun/china-financial-services. It costs 90 tokens per session (832 once invoked), scanned A, original, Apache-2.0.

A research workflow for studying Chinese A-share industry ETFs and the indexes they track. It compares index rules, holdings, company fundamentals, industry conditions, valuations and market evidence.

In plain words
What is it for?
Use it to profile an industry, check whether an ETF truly represents that industry, compare similar indexes and organize evidence into a validated report. It does not select ETFs or give buy, sell, rotation or position advice.
Why use it?
It prevents an ETF’s name or recent price move from being mistaken for a complete picture of the industry. It also keeps evidence tied to the correct date and separates facts from missing or conflicting data.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the china-market-researcher plugin — 17 skills, 1 agent shipped together

Good fit Use it to profile an industry, check whether an ETF truly represents that industry, compare similar indexes and organize evidence into a validated report. It does not select ETFs or give buy, sell, rotation or position advice.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/cyijun/china-financial-services/industry-etf-research
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add cyijun/china-financial-services --skill industry-etf-research
Clone the repo
git clone --depth 1 https://github.com/cyijun/china-financial-services

Made for: Claude Code.

Or install china-market-researcher, the plugin that ships this one along with the rest of its 17 skills, 1 agent.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for industry-etf-research

README.md
[![agentmods](https://agentmods.dev/badge/skills/cyijun/china-financial-services/industry-etf-research/github.svg)](https://agentmods.dev/skills/cyijun/china-financial-services/industry-etf-research)
Your own site
<a href="https://agentmods.dev/skills/cyijun/china-financial-services/industry-etf-research"><img src="https://agentmods.dev/badge/skills/cyijun/china-financial-services/industry-etf-research/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for industry-etf-research

Your own site · 80×15
<a href="https://agentmods.dev/skills/cyijun/china-financial-services/industry-etf-research"><img src="https://agentmods.dev/badge/skills/cyijun/china-financial-services/industry-etf-research.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 90 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 832 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00090 $0.00832
Opus 5 $0.00045 $0.00416
Sonnet 5 $0.00018 $0.00166
Haiku 4.5 $0.00009 $0.00083

Measured 12d ago against content hash 3feeb78ee00e, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

industry-etf-research scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 12d ago.

The scan reads SKILL.md. This mod also ships 2 executable files (scripts/build_industry_etf_snapshot.py, scripts/validate_industry_etf_report.py), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

plugins/china-market-researcher/skills/industry-etf-research/SKILL.md · 33 lines

What it actually says

行业 ETF 穿透研究

ETF是行业研究入口和市场验证载体,不是行业定义本身。指数方法、成分暴露和公司基本面分别取证,最后才做综合判断。

工作流

  1. 固定as_of、研究问题、行业分类版本与边界。先读 references/methodology.md,把需求、供给、周期、政策和价值链驱动拆成可证伪问题。

  2. 建立ETF到跟踪指数的映射。不得从ETF简称猜指数;使用基金合同、招募说明书、交易所或指数公司材料核验。读取 references/china-data-map.md 选择数据源。

  3. 审计指数暴露。取得当时有效的编制方案、成分和权重,计算集中度、指数重叠、行业匹配权重、收入纯度及覆盖率;历史研究不得用当前成分回填。

  4. 沿价值链研究公司基本面。需求、供给、价格/利润、库存/产能、政策和估值分栏保存,不把规则分、概率、RPS或ETF涨幅当作基本面结论。行业驱动选择见 references/industry-driver-library.md

  5. 检查市场确认。分别观察ETF交易价格、复权净值、跟踪差/跟踪误差、成交额、成分广度、收盘价对NAV溢价、盘中价格对IOPV溢价和份额变化。份额变化只能形成“估算净申赎”,不能称为机构或主力资金流。

  6. 将结构化证据整理为 references/input-contract.md 的JSON,运行:

    python3 scripts/build_industry_etf_snapshot.py --input evidence.json --output snapshot.json
    python3 scripts/validate_industry_etf_report.py snapshot.json
    
  7. 用“基本面状态 × 市场确认状态”矩阵综合,不生成统一总分。结论必须同时列支持证据、反证、数据缺口和失效条件;格式见 references/report-contract.md。公式与口径见 references/metrics-and-formulas.md

强制边界

  • ETF名称相似不代表行业暴露相同;先核验指数规则和成分。
  • 原始交易价格收益不冒充含分红总回报。优先用带公告可得时点的adj_nav研究基金总回报;AKShare动态qfq/hfq只能用于非严格PIT现状研究并标明口径。
  • 收盘NAV溢价与盘中IOPV溢价分列;不同时间戳不得混算。
  • 指数权重、行业归属和财务数据都保留可得时点。无历史快照时明确写unverified,不得伪造PIT。
  • 不输出买卖、目标价、轮动、仓位、胜率或概率建议;需要公司层深挖时调用a-share-company-underwriting,需要证据审计时调用a-share-research-evidencea-share-research-red-team
Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 12d ago First seen · 33 lines · 90 tokens per session scan A 3feeb78ee00e

Subscribe to this mod's changes

industry-etf-research is a skill published in the GitHub repository cyijun/china-financial-services (19 stars, last pushed 19d ago), licensed Apache-2.0. It adds 90 tokens to every session and 832 once invoked, about $0.0005 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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