https://ppdh.org.hk/zh-hant/tender/%e7%82%ba%e4%b8%ad%e5%a4%ae%e6%b6%88%e6%af%92%e9%83%a8%e9%96%80%e6%9b%b4%e6%8f%9b%e5%9b%9b%e9%83%a8%e6%b8%85%e6%b4%97%e6%b6%88%e6%af%92%e8%a3%9d%e7%bd%ae/2026-05-28T17:10:11+08:00