HK 中環 Central Lunch MacDonald's drink cup plastic cover 6PS <a href="https://zh.wikipedia.org/wiki/%E5%A1%91%E8%86%A0%E5%88%86%E9%A1%9E%E6%A8%99%E8%AA%8C" class="extiw" title="zh:塑膠分類標誌">zh:塑膠分類標誌</a> Resin identification code in September 2019
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