Question: 中芯国际A股和港股最近一个交易日的开盘价
Answer: 必答点：中芯国际A股和港股的最新开盘价
精度要求：仅允许四舍五入误差
Date: 2025/8/14
Reference data: [{"688981___SH":{"RT_TIME":"153033","RT_OPEN":"88.69","RT_DATE":"20250814"}},{"0981___HK":{"RT_TIME":"160806","RT_OPEN":"52.5","RT_DATE":"20250814"}}]