Question: 老浦黄金最新涨幅（基于昨日收盘价和当日收盘价）
Answer: 必答点：港股老浦黄金最新一个交易日的涨跌幅（基于昨日收盘价和当日收盘价的价格变动）
精度要求：仅允许四舍五入误差
Time: 2025/8/14
Real-time data: {"6181___HK":{"RT_TIME":"160808","RT_PCT_CHG":"-0.012400000000000001","RT_DATE":"20250814"}}