...December 23, 2021 - We have reviewed our ratings on Bank of China Ltd. (BOC) and Bank of China (New Zealand) Ltd. under our revised criteria. - We have affirmed the 'A' long-term and 'A-1' short-term issuer credit ratings on BOC and Bank of China (New Zealand) Ltd. The outlooks on the long-term ratings are stable. We also affirmed the issue ratings on these entities. - The stable outlook on BOC reflects our view that the bank can maintain its credit profile over the next two years. SINGAPORE (S&P Global Ratings) Dec. 23, 2021--S&P Global Ratings today affirmed its issuer credit ratings on BOC and Bank of China (New Zealand) Ltd. The outlooks on the long-term ratings are stable. We also affirmed the issue ratings on these entities. The affirmations follow a revision to our criteria for rating banks and nonbank financial institutions and for determining a Banking Industry Country Risk Assessment (BICRA) (see "Financial Institutions Ratings Methodology" and "Banking Industry Country Risk Assessment...