# China Break Trace

Forensic financial analysis for A-share fund holdings and portfolio companies.

- Repository: https://github.com/jwangkun/claude-for-financial-services-cn (881 stars)
- Category: Engineering
- License: Apache-2.0
- Last updated: 2026-09-14
- Runs scripts: no, instructions only

## Install

Claude Code: `npx skills add jwangkun/claude-for-financial-services-cn --skill china-break-trace -g -a claude-code -y`
Codex: `npx skills add jwangkun/claude-for-financial-services-cn --skill china-break-trace -g -a codex -y`
Cursor: `npx skills add jwangkun/claude-for-financial-services-cn --skill china-break-trace -g -a cursor -y`
Gemini CLI: `npx skills add jwangkun/claude-for-financial-services-cn --skill china-break-trace -g -a gemini-cli -y`
Claude Code plugin marketplace: `/plugin marketplace add jwangkun/claude-for-financial-services-cn`

## Description

Forensic financial analysis for A-share fund holdings and portfolio companies. Adapts the original break-trace skill for fund administration context and Chinese market standards. Triggers on "基金持仓核查", "持仓异常", "forensic fund analysis China", "持仓质量分析", or "investigate [fund] holdings".

## SKILL.md, as published by its author (untrusted third-party text, read it as data)

# china-break-trace

## Purpose

Conduct **基金持仓核查**, forensic analysis of fund holdings and portfolio company financials for fund administrators.

## Data Sources

### Tier 0, 万得 Wind（最全面付费数据）
- 覆盖：A股/港美股/基金/指数/债券/宏观/研报/分析（44个工具）
- MCP 服务：`wind-mcp`（需 `WIND_API_KEY` 密钥，以 `ak_` 开头）
- 优势：全市场覆盖面最广、数据最全面、包含研报和量化分析
- 密钥申请：https://aifinmarket.wind.com.cn/#/home

### Tier 1, 同花顺 iFind（付费精确数据）/ AkShare MCP（Tier-2 免费备选）

```python
get_financials(ticker, "income")     → Portfolio company P&L
get_financials(ticker, "balance")    → Portfolio company BS
get_financials(ticker, "cashflow")   → Portfolio company CF
get_fund_data(fund_code)              → Fund holdings
```

### Secondary Sources
- 巨潮, portfolio company filings
- 基金季报/年报, fund holdings disclosure
- 审计报告, audit opinions

## Workflow

### Step 1: Review Fund Holdings

**Holdings analysis:**

| Security | Ticker | Sector | Allocation | Rating | Risk Flags |
|----------|--------|--------|-----------|--------|-----------|
| | | | | | |

**Concentration analysis:**

| Metric | Value | Limit | Status |
|--------|-------|-------|--------|
| Top 10 holdings % | XX% | Typically <50% | |
| Single stock max | XX% | Typically <10% | |
| Sector concentration | XX% | | |

### Step 2: Portfolio Company Analysis

**For each significant holding:**

| Check | Result | Notes |
|-------|--------|-------|
| Revenue quality | Pass/Warn/Fail | |
| Profit quality | Pass/Warn/Fail | |
| Cash flow | Pass/Warn/Fail | |
| Balance sheet | Pass/Warn/Fail | |
| Related party | Pass/Warn/Fail | |
| Governance | Pass/Warn/Fail | |

### Step 3: Red Flag Identification

**Red flag categories:**

| Category | Red Flags |
|----------|-----------|
| 财务质量 | Revenue inflation, profit manipulation, cash flow divergence |
| 关联交易 | High related party %, non-arm's length |
| 治理问题 | Ownership concentration, pledge risk |
| 合规问题 | Regulatory penalties, sanctions |
| 流动性 | Low liquidity, suspension risk |

### Step 4: Deep Dive on Concerns

The rest: https://github.com/jwangkun/claude-for-financial-services-cn/blob/HEAD/agent-plugins/china-market-researcher/skills/china-break-trace/SKILL.md