David C Tang age: 54 Known as: Derek Tang Dave B Tang Related to:John Tang, 94 Has lived in:Mystic, CT Groton, CT Pittsburgh, PA New London, CT David B Tang age: 58 Known as: David B Chhoeun David B Chhoeyn Related to:Seng Cheng, 51 Sana Chhoeun Has lived in:Carlisle, MA Pepperell, MA Peabody, MA Rockaway, NJ David C Tang age: 39 Related to:Pattie Tang, 39 Chung Poon, 80 Joey Tang-Li, 60 Has lived in:Newton, MA Newton Lower Falls, MA David A Eicher age: 41 Known as: David A Tang Related to:David Tang, 78 Pauline Wong, 64 Has lived in:Nashua, NH Lowell, MA Worcester, MA Billerica, MA