Tsinghua Tongfang Co., Ltd. engages in nuclear technology application, smart energy, and digital information businesses in China and internationally. It operates through the Nuclear Technology Applications; Digital Information; Smart Energy; Headquarters Investment and Technology Parks; and Other Business segments. The company offers security inspection equipment and comprehensive security inspection solutions; as well as software and hardware products, and comprehensive industry solutions. It also provides one-stop solutions covering design, equipment, and operating and hosting services. Tsinghua Tongfang Co., Ltd. was incorporated in 1997 and is headquartered in Beijing, China.