China warns U.S. not to open Pandora's Box, unleash trade ills on world

China warns U.S. not to open Pandora's Box, unleash trade ills on world: China warned the United States on Thursday not to open Pandora's Box and spark a flurry of protectionist practices across the globe, even as Beijing pointed to U.S. goods that it could target in a deepening Sino-U.S. trade dispute.