[3] Teng was a civil servant and business executive in the financial and regulatory sectors for three decades.

[4][5] He was the director of corporate finance at the Monetary Authority of Singapore, where he worked for thirteen years.

[6] He later held multiple positions at the Singapore Exchange (SGX), including: senior vice president, head of issuer regulation, chief of staff for risk management, and chief regulatory officer.

[7] Teng joined Binance in August 2021 as CEO of the company's Singapore business.

[9][10] Previously, Teng was a board member of Abu Dhabi-based Lulu Financial Group in 2021–2022.