Lim Hui Kiong completed his high school education in 1979.He started his career as a Sales Representative at Kilat Jaya, a company involved in wholesale distribution. He then furthered his O-levels at Tresham College of Further and Higher Education, United Kingdom in 1979. Thereafter in 1981, he joined Diethelm (M) SdnBhd (now known as DKSH Malaysia Sdn Bhd) as a Sales Representative in 1982. In 1983, he left Diethelm (M) SdnBhd and co-founded KTC Tawau with Datuk Lau. He played a key role in growing the company by focusing on providing market access and coverage of CPG products in the east coast of Sabah. He was instrumental in building up the network of suppliers and customers particularly in east coast of Sabah. In 2013, he was appointed as a director in KTC Sarawak. He has since accumulated over 30 years of experience in the wholesale distribution industry.
Currently, he is also a director and shareholder of several private limited companies.