In 2006, Heng represented PAP again as one of 5 team members of almost the same team led by Minister Lee Boon Yang and Minister Yaacob Ibrahim in Jalan Besar GRC against another SDA team composed of Teo Kway Huang Sebastian, Fong Chin Leong, Cheo Chai Chen, Yeo Boon Keng Vincent and Muhamad Ali bin Aman.
Ibrahim Babangida | Abdullah Ibrahim | Anwar Ibrahim | Sultan Ibrahim | Ibrahim of Johor | Mo Ibrahim | Ibrahim | Ibrahim Pasha | Muhammad Ibrahim Habsade | Ibrahim Pasha of Egypt | Yaacob Ibrahim | Saad Eddin Ibrahim | Ibrahim Sultan Ali | Ibrahim Ben Ali | Ibrahim Amin | Aziz Ibrahim | Sonallah Ibrahim | Salah Ahmed Ibrahim | Nasreena Ibrahim | Mo Ibrahim Prize for Achievement in African Leadership | Mohamed Ibrahim Warsame 'Hadrawi' | M. Ibrahim and the Flowers of the Koran | Ibrahim Tankary | Ibrahim Sabry | Ibrahim Nasir International Airport | Ibrahim Mirza | Ibrahim Maalouf | Ibrahim Hooper | Ibrahim Elsamni | Ibrahim Baré Maïnassara |
In the 2006 general election, Teo contested under the SDA banner in the Jalan Besar GRC together with Fong Chin Leong, Cheo Chai Chen, Vincent Yeo and Muhamad Ali bin Aman against another team from the PAP composed of Lee Boon Yang, Yaacob Ibrahim, Heng Chee How, Lily Neo and Denise Phua.