Translation Services Yew Tee will be supporting our business functions in the Yew Tee region. Yew Tee is a subzone and residential area within the town of Choa Chu Kang, in the West Region of Singapore. Yew Tee is a cluster of Housing and Development Board flats and private condominiums, made up of three neighborhoods in Choa Chu Kang New Town. As a relatively new estate, a large proportion of its residents are young families and middle-income earners.