Owner convicted of physically assaulting, forcing labor on nail salon tech in Davidson The Justice Department and the U.S. Attorney’s Office announced a federal jury in Charlotte found 37-year-old Thuy Tien Luong guilty of forced labor after finding that she compelled the labor of one of her nail technicians at a nail salon she owned and operated in Davidson. (Source: Mecklenburg County Sheriff's Office) By WBTV Web Staff | January 8, 2021 at 11:08 PM EST - Updated January 8 at 11:08 PM DAVIDSON, N.C. (WBTV) - A business owner has been convicted of physically assaulting and forcing the labor of a nail shop technician in Davidson.