Many of Lau's songs quickly topped the music charts not only in Hong Kong, but also in Taiwan, Mainland China, and in many different parts of Asia. Some of his most notable hits include "The Days We Spent Together" (一起走過的日子), "If You Are My Legend" (如果你是我的傳說), "The Tide" (潮水), "Forget Love Potion" (忘情水), "True Forever" (真永遠), "Chinese people" (中國人), "Love You Forever" (愛你一萬年), "You Are My Woman" (你是我的女人), and "Secret Admiration" (暗裡著迷). Besides singing in Cantonese and Mandarin, he has also sung in other languages such as English, Japanese, Malay, and Taiwanese Hokkien. One example of a Hokkien song was (世界第一等), and he has also performed a Cantonese cover of Joan Jett's "I Hate Myself for Loving You" (我恨我痴心).