Thank you Mr. Guo for providing epidemic prevention supplies
For more than 50 years Fr. Fournier has shuttled to and from Switzerland, raising funds for early years education.
Lighting/epidemic prevention supplies
Alex與Kar Siew合影
H.K International Lighting Fair(Autumn Edition)
(K.T.Perfect)Nick Alex (OSRAM)Sebastian KarSiew Tony會議後的合影
介紹金屬基板與 LED 搭配重要性