More likely one in Lockheed on the CALF project. The similarities between the CALF demonstrator and the "J-20" (with the exception of the lift fan) are striking:
I was in the Navy during the early 1980s. Having relatives living in communist countries prevented anyone from a Top Secret Clearance. Why? Because of blackmail.
It happens all the time with folks who have relatives still living in China.
The solution is do not hire ANYONE with living relatives in China.
A very simple solution scowled upon by elites, particularly in the engineering and science fields.