1975 is his birth date. The age of Billy is 49. We have found 5 possible relatives of Billy: Chin Yinhong Chen, David Yicheng Chen, Gloria Ch Cheng and 2 other people. The residency of Billy is at 545 1St Ave #4I, New York, Ny 10016. The number currently linked to Billy is (415) 674-6893. Public records show Oakland, Upland, San Francisco and 5 other cities as cities Billy also stayed in.