近期夯起來的5G熱潮大家一定有所耳聞，雖然比較常聽到的應該是5G手機，但相信有在投資的觀眾們一定有人已經開始在研究「5G概念股」了吧！😎今天就是要來接續著之前「元大全球未來通訊 ETF」 (00861...

ปิดเทอมแล้ว ใครอยากหากิจกรรมหรือคอร์สเรียนพิเศษให้เด็กๆ ลองดูคลิปนี้นะจ๊ะ ตอนนี้ที่ Edutainment Cent...

Alternative Method --- by Kelvin Cheung： https://hermanutube.blogspot.hk/2017/01/tips-class-plan-b-q...

Further example︰ http://hermanutube.blogspot.hk/2016/06/herman-yeung-dse-1-07-round-off-5.html HKDSE...

仲未明可睇埋呢個 blog︰ http://hermanutube.blogspot.hk/2016/06/herman-yeung-dse-1-07-round-off-5.html HKDSE M...

Question 90 的手繪圖 : https://hermanutube.blogspot.com/2020/02/core-c-question-90.html HKDSE Mathematic...

詳細計算︰ https://hermanutube.blogspot.com/2020/01/core-c-q106.html HKDSE Mathematics 數學天書 訂購表格及方法︰ http...

4:09 的詳細計算︰ https://hermanutube.blogspot.com/2020/02/dse-c-3-11-409.html HKDSE Mathematics 數學天書 訂購表格...

4:24 https://hermanutube.blogspot.com/2019/10/herman-yeung-dse-c-324-424.html HKDSE Mathematics 數學...

Method 2: https://hermanutube.blogspot.hk/2017/09/core-c-question-003-method-2.html HKDSE Mathematic...