Mr. Dong: Born in1April, 1969, he holds a bachelor's degree in electronic instruments and testing. He is a China citizen and has no permanent residency abroad. 1995 to 1998 as the stationmaster of Shandong automobile special testing equipment verification station; 1998 served as department manager and deputy general manager of Shenzhen Radar Industry Co., Ltd. from 2003; From 2003 to 2006, he served as deputy general manager of Shenzhen Chean Technology Co., Ltd.; From 2006 to 20 12, he served as deputy general manager of Shenzhen chean test technology co., ltd; Since 20 12, he has served as the director and deputy general manager of Shenzhen chean testing co., ltd. ..