1 yuan.
According to the query card Shenji website, cardholders of Bank of China credit cards will accumulate 1 point for every 1 yuan spent, and 7 points for every 1 US dollar spent. Platinum series credit card holders will accumulate 1 point for every 1 dollar spent. RMB will accumulate 2 points, and USD 1 spent will accumulate 14 points. Bank of China credit card holders will also earn points when withdrawing cash. For every RMB 1 they withdraw, they will accumulate 1 point. Platinum series credit card holders will accumulate 2 points for every RMB 1 they withdraw.