high tech揩嘢，low tech撈嘢 [－－－－－－－－－－－－－－－－－－－－捞－]

Jyutping h i g h t e c h haai1 je5 ， l o w t e c h lou4 je5
Pinyin high tech kāi yě ，low tech lāo yě

Definitions (Wiktionary)
  1. proverb, Cantonese, Hong-Kong
    high-tech makes one get into troubles, low-tech makes one earn a lot