The glass-paned office building perched above a ramen store in the heart of Manhattan's Chinatown looked inconspicuous on a busy block of Chinese restaurants, grocery stores and apartments. In 2022, Lu Jianwang, the 64-year-old president of a Chinese community group, set up shop on one of the floors, creating a space where his attorneys said he planned to help expats renew their driver's licences and play ping pong on a table in a conference room. But it was not long before the Federal Bureau