China Datapack Builder

china-datapack-builder

Purpose

Build professional A股投行数据包 (Data Pack) for investment banking workflows — M&A due diligence, IC review, deal execution.

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）

get_financials(ticker, "income", "annual")   → P&L history
get_financials(ticker, "balance", "annual")  → Balance sheet
get_financials(ticker, "cashflow", "annual") → Cash flow
get_quote(ticker)                            → Current valuation
get_historical_data(ticker)                  → Trading history
get_industry_stocks(industry="...")           → Peer comparison
get_stock_info(ticker)                       → Company profile

Secondary Sources

• 巨潮资讯 — mandatory filings (年报, 中报, 季报)
• 上交所 / 深交所 — announcements, filings
• 公司官网 — investor materials
• 企查查 / 天眼查 — corporate structure
• Wind / Choice — comprehensive data

Workflow

Step 1: Define Pack Scope

Data pack types:

Step 2: Gather Source Materials

Financial data collection:

# 3-5 years historicals
for year in range(2020, 2025):
    get_financials(ticker, "income", "annual")
    get_financials(ticker, "balance", "annual")
    get_financials(ticker, "cashflow", "annual")

Corporate information:

• 公司股权结构 (ownership structure)
• 子公司/参股公司 (subsidiaries / associates)
• 关联交易 (related party transactions)
• 对外担保 (guarantees)
• 诉讼仲裁 (litigation / arbitration)

Market data:

• Current and historical share price
• Trading volumes and liquidity
• Ownership breakdown (institutional, retail, 北向)
• Shareholder changes over time

Step 3: Normalize & Structure

Data normalization standards:

1. Currency: All figures in CNY (人民币)
2. Units: Consistent (亿元 preferred for large companies)
3. Periods: Align fiscal years (typically Dec 31)
4. Adjustments: Normalize for one-time items

Standard data pack sections:

Section 1: Executive Summary

• 1-page overview
• Key investment highlights
• Valuation summary
• Critical risks

Section 2: Company Overview

• Business description
• History and milestones
• Organizational structure
• Management team
• Shareholder structure

Section 3: Financial Summary

• Income statement (3-5 years)
• Balance sheet (3-5 years)
• Cash flow statement (3-5 years)
• Key ratios and metrics
• Revenue bridge

Section 4: Operating Metrics

• Revenue by segment
• Volume / unit data (if relevant)
• Capacity / utilization
• Geographic breakdown

Section 5: Quality of Earnings

• Revenue quality (cash conversion)
• Margin analysis
• One-time items identification
• Earnings sustainability

Section 6: Balance Sheet Analysis

• Asset quality
• Working capital efficiency
• Debt structure
• Off-balance sheet items

Section 7: Peer Comparison

• Trading multiples
• Financial metrics
• Operating metrics
• Valuation dispersion

Section 8: Transaction History

• Historical M&A
• Capital raising history
• Major corporate actions

Section 9: Risk Factors

• Company-specific risks
• Industry risks
• Regulatory risks
• Market risks

Step 4: Excel Workbook Structure

Recommended tabs:

Step 5: Quality Standards

Data integrity:

• All figures sourced from 巨潮 PDF or AkShare
• Cross-referenced against multiple sources where possible
• Adjustments documented
• No transcription errors

Formatting:

• Consistent formatting throughout
• Clear section headers
• Source citations in cell comments
• Professional appearance

Completeness:

• All sections relevant to deal type included
• Key risks identified and documented
• Valuation analysis complete
• Peer comparison adequate

China-Specific Considerations

Regulatory Filings

Common Data Issues

Industry-Specific Data

Quality Checks

Before delivering:

• Data pack scope clearly defined
• All financials complete and accurate
• Source materials documented
• Adjustments transparent
• Peer comparison relevant
• Valuation analysis included
• Risk factors comprehensive
• Excel workbook well-structured
• Confidentiality notices included

  Data Source Mode Switch: Set env var IFIND_DATA_SOURCE_MODE to control data source preference.

  • ifind-only (strict): Use iFind only, error if unavailable
  • ifind-fallback (default): iFind preferred, fallback to AkShare
  • akshare-only: Skip iFind, use AkShare only
  • wind-only: Wind only, error if unavailable
  • wind-fallback: Wind first, fallback to iFind → AkShare