Chinese humanoid robots were showcased at two exhibitions at the Hong Kong Convention and Exhibition Center. The X2 Ultra robot from AGIBOT Innovation (Shanghai) Technology Co. sang songs and answered questions in Mandarin and English. The robot's hobbies included sports and dancing, studying technology and listening to music. Calvin Chiu, the chief operating officer of Novautek Autonomous Driving, said the robot can provide emotional satisfaction to humans through conversations and serve as a teacher to older adults and children. The exhibition also included representatives from China's Guangdong DX Intech Technology Co., who sold more than 400 robots with female features and soft synthetic faces. The technology has become an area of competition with the U.S., with national security implications. Beijing's latest five-year plan aims to “target the frontiers of science and technology.