BEIJING: An explosion outside a primary school in China killed two people and injured 17 others on Monday, state-run media and a local official said. The explosion in the Guangxi Zhuang Autonomous Region in the south, occurred as a motorcycle passed the school gate while children were arriving for classes, China’s official Xinhua news agency said. “First, the motorcycle caught fire and then exploded with a tremendous noise that could be heard from far, far away,” a witness told Xinhua. The cause of the explosion was not clear. A man and a woman were killed immediately and the injured, who include 10 students, were taken to hospital, Xinhua said.