Chung , last year , convicted of economic espionage ; acting as agent of China . Accused of stealing restricted technology , Chung trade secrets . Technology included information on space shuttle ; A former engineer for Rockwell International and Boeing was convicted Thursday of economic espionage and acting as an agent of China , authorities said . Delta IV rocket . Chung is a native of China who is a naturalized United States citizen .
Chung , last year , convicted of economic espionage ; acting as agent of China . Accused of stealing restricted technology , Chung trade secrets . Technology included information on space shuttle ; Delta IV rocket . Chung is a native of China who is a naturalized United States citizen .