Opening https://www.hk01.com/%E5%9C%B0%E7%94%A2%E6%A8%93%E5%B8%82/668138/%E7%8F%BE%E6%A8%93%E7%9B%B4%E6%92%83-%E7%99%BD%E7%9F%B3%E8%A7%92%E9%80%B8%E7%93%8F%E7%81%A38%E6%9C%83%E6%89%80%E8%A8%AD50%E7%B1%B3%E5%AE%A4%E5%A4%96%E6%B3%B3%E6%B1%A0-stem-workshop