Chia-Yu TengIncumbent
Candidate for City Council Member, Diamond Bar, District 4 · Incumbent
Chia Yu Teng was first elected to the Diamond Bar City Council in 2022 and served as mayor in 2025. A physician with more than 30 years of practice who runs a clinic in the City of Industry, he holds a doctorate in chemistry from Cornell University and an M.D. from the University of Miami. In 2004 he co-founded Central Health Plan of California, a Diamond Bar-based health plan serving older adults. He and his wife Theresa have raised two children in Diamond Bar.
On the issues
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