Huang Jiaju (June 10, 1962 - June 30, 1993), one of the founders of Chinese original music, one of the pioneers of Chinese rock, an outstanding talented music creator, and a patriot An idealist, the lead singer and guitarist of BEYOND, a famous rock band in Hong Kong, China. Wong Ka Kui was born in Hong Kong, China on June 10, 1962. When he was a child, he had a very good relationship with his younger brother Wong Ka Keung. When he was in junior high school, Ka Kui fell in love with Western European pop music because of his friends. When he was 15 years old, he picked up an old guitar in the back alley of the company where his father worked. Acoustic guitar), which made him develop an inseparable bond with this instrument. After graduating from Boyun Middle School, Wong Ka-kui worked as an office assistant, hardware, air-conditioning, plumbing, TV set setter, etc., and even joined the insurance company where band drummer Ye Sai Wing worked as a salesman.

In the early 1980s, Wong Ka-kui met Yip Sai-wing through the introduction of the owner of a music store, and discovered that they had similar musical interests, so he formed a band with his two friends Tang Weiqian (also known as Wu Lin, English name William) and Li Rongchao For music exchange, this is the prototype of BEYOND. They officially formed BEYOND in 1983. After several personnel changes, bass guitarist Huang Jiaqiang and lead guitarist Huang Guanzhong joined successively. After holding the "Forever Waiting" concert and releasing the cassette "Goodbye Ideal", they finally won the favor of their manager. And join the music scene.

Most of the works released by BEYOND from 1983 to 1993 were composed and sang by Wong Ka Kui. In addition to composing works for his own band, Wong Ka Kui also occasionally writes for other singers (including Xu Guanjie, Alan Tam, Mak Jieman, Faye Wong, Cai Xinglin, etc.).

Wong Ka Kui has a straightforward character and dares to make bold remarks, which sometimes makes people in the entertainment industry dissatisfied. However, his decisive and talkative personality also made him the soul of BEYOND, and led BEYOND to many peaks. After years of hard work, BEYOND has become the most important band in Hong Kong. However, because they were disappointed with the corrupt Hong Kong music scene and hoped that the band could break out of Hong Kong, in the early 1990s, BEYOND decided to develop markets such as Southeast Asia, Taiwan, Singapore, and Japan.

Since 1990, BEYOND began to develop in Taiwan and mainland China, and its popularity gradually increased. In September 1991, BEYOND held five "Life Contact" concerts at the Hung Hom Stadium in Hong Kong. At this time, Japanese management companies were interested in BEYOND and signed a contract with them to lead BEYOND to develop in Japan and other parts of Asia. At the end of the same year, they switched to Warner Records and began the Warner era of BEYOND. Wong Ka Kui said that this is because they hope to have more freedom to play music. In 1992, BEYOND began to live in Japan, taking on jobs of all sizes, including the game show they least wanted to do. At first, they thought Japan had greater freedom to make music than Hong Kong, but they still had to do it. Pretend to be "the little boy next door" to gain recognition from Japanese music fans. Although their life in Japan was lonely, the music they learned there was different from that in Hong Kong, which became the biggest driving force for BEYOND to play music in Japan. At this time, BEYOND's popularity in Japan has slowly increased, and it has also attracted a group of Japanese music fans.