Since the early days at Segambut,
Yee Loong has been involved in the paint shop work of automobile plants.
Yee Loong was at the time providing general fabrication and maintenance work for the assembly line and paint shop to the Tan Chong Motors car assembly plant at Segambut. As for Malaysia's national cars,
Yee Loong was involved in the Perodua Kancil and Proton Satria plant paint shops.