AI tells a multinational corporation to settle trade in CNY (offshore) without considering the onshore-offshore RMB liquidity gap and the PBOC's daily fixing band
ID: banking/cny-on-offshore-liquidity-gap
Version Compatibility
| Version | Status | Introduced | Deprecated | Notes |
|---|---|---|---|---|
| PBOC Central Parity Fixing v2023 | active | — | — | — |
| CIPS Phase 2 (2022) | active | — | — | — |
| HKEX USD/CNH Futures Contract Spec (2024) | active | — | — | — |
Root Cause
The PBOC sets a daily central parity rate (fixing) for onshore CNY (CNY) with a ±2% trading band, while offshore CNH (CNH) floats freely; the liquidity gap between onshore and offshore markets can reach 300-500 pips during stress periods (e.g., month-end, trade wars), causing settlement mismatches if the contract does not specify the currency variant
generic中文
中国人民银行为在岸人民币设定每日中间价并允许±2%的波动区间,而离岸人民币自由浮动;在岸与离岸市场之间的流动性差距在压力时期(如月末、贸易战)可达300-500个基点,若合同未指定货币变体则会导致结算错配
Official Documentation
https://www.pbc.gov.cn/english/130727/index.htmlWorkarounds
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95% success Specify the settlement currency as 'CNY (onshore)' or 'CNH (offshore)' in the trade contract; use a 'CNY fix' clause referencing the PBOC's daily fixing rate at 9:15 AM Beijing time
Specify the settlement currency as 'CNY (onshore)' or 'CNH (offshore)' in the trade contract; use a 'CNY fix' clause referencing the PBOC's daily fixing rate at 9:15 AM Beijing time
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85% success Open a 'two-way' RMB account with a bank that has both onshore (CIPS) and offshore (CHATS) access, such as HSBC or Standard Chartered; execute the settlement via the appropriate channel based on the fixing rate
Open a 'two-way' RMB account with a bank that has both onshore (CIPS) and offshore (CHATS) access, such as HSBC or Standard Chartered; execute the settlement via the appropriate channel based on the fixing rate
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70% success Use a 'CNY futures' contract on the Hong Kong Exchange (HKEX) to lock in the offshore rate, then settle the physical trade at the futures price; this requires a margin account with a futures broker
Use a 'CNY futures' contract on the Hong Kong Exchange (HKEX) to lock in the offshore rate, then settle the physical trade at the futures price; this requires a margin account with a futures broker
中文步骤
Specify the settlement currency as 'CNY (onshore)' or 'CNH (offshore)' in the trade contract; use a 'CNY fix' clause referencing the PBOC's daily fixing rate at 9:15 AM Beijing time
Open a 'two-way' RMB account with a bank that has both onshore (CIPS) and offshore (CHATS) access, such as HSBC or Standard Chartered; execute the settlement via the appropriate channel based on the fixing rate
Use a 'CNY futures' contract on the Hong Kong Exchange (HKEX) to lock in the offshore rate, then settle the physical trade at the futures price; this requires a margin account with a futures broker
Dead Ends
Common approaches that don't work:
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75% fail
Cross-currency swaps between CNY and CNH are limited to $1 billion daily notional due to PBOC capital controls; during high volatility, the swap market dries up, leaving the gap unhedged
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80% fail
The counterparty may be in a different jurisdiction (e.g., Hong Kong) and cannot access onshore CNY directly; the resulting FX conversion adds 100-200 bps in cost
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85% fail
Convergence only occurs during low-volatility periods; historical data shows CNH can diverge from CNY by up to 2% for weeks during trade tensions (e.g., 2019-2020)