Datuk Chai was a Marketing Manager of Sanbumi Sawmill Sdn. Bhd. (a wholly-owned subsidiary of Sanbumi Holdings Berhad which is listed on the Main Board of Bursa Malaysia Securities Berhad). He had been involved in the timber business industry with buyers from Japan, Europe, South Africa and Korea for the past 8 years. He also has extensive experience in property development, construction and the automotive sector.
Datuk Chai was formerly the Managing Director of Lintasan Mayang Development Sdn. Bhd., which is the developer for Sabahs biggest integrated township, Alamesra, an innovative 265 acre mixed development with gross development value of RM1.3 billion. Datuk Chai was also the former managing director of Maxims Circle Development Sdn. Bhd., which carried out property development projects at Kuala Lumpur with gross development value of RM23 million in Taman Permata, Melawati and RM66 million in Segambut.
At present, Datuk Chai also sits on the board of directors of Anzo Holdings Berhad (formerly known as Harvest Court Industries Berhad), Astral Supreme Berhad and various other private companies. He is the Executive Director of KL Northgate Sdn. Bhd., a prime developer for 18 acres shopping mall and mixed development project at Selayang with a gross development value of RM1.6 billion and 86 acres Putra Medical City development project at Serdang.
Currently, Datuk Chai is a Managing Director of XOX Bhd.