data-cn

Layer 1 — Data (China) in the investing-toolkit v2.0.0 three-layer architecture (Data → Analysis → Report). Pure fetch + tier routing + batch dispatch. Does NOT call analysis or report skills. Does NOT compute, score, or classify.

Source	Authority	Coverage
NBS new-SPA API (`data.stats.gov.cn/dg/website/publicrelease/web/external/*`)	Tier A primary	21 presets: CPI/PPI/GDP/industrial/retail/FAI/trade/labor/PMI/money/real-estate/services
akshare aggregator (PBOC chinamoney + SHIBOR + Caixin via eastmoney)	Tier 2 — only for series NBS does not publish	8 presets: LPR×2, RRR, SHIBOR-3M, 社融增量, new loans, Caixin Mfg PMI, Caixin Svc PMI
FRED CSV	Tier A (US Federal Reserve as Chinese FX cross-source)	DEXCHUS (CNY/USD), TRESEGCNM052N (FX reserves ex-gold)
yfinance (Yahoo Finance, unofficial)	Tier 2	.SS / .SZ / .HK individual stocks; market indices (CSI300, SSEC, ChiNext, HSI, HSCEI)

Auth: none required. NBS new-SPA + akshare endpoints are reachable from TW / US / Anthropic IPs (verified empirically; rationale preserved in git history pre-v2.0.0 in the deleted china-macro/docs/ directory).