China's Hong Kong and Macau Affairs Office (HKMAO) reposted a commentary criticising CK Hutchison's port deal with U.S. firm BlackRock as a betrayal of China, sending shares of the Hong Kong-based conglomerate sharply lower on Friday.

China’s top office on Hong Kong affairs has reposted an attack on CK Hutchison’s decision to sell its Panama Canal ports.

Hong Kong conglomerate CK Hutchison is under renewed pressure from Beijing after selling its Panama Canal ports, with Chinese authorities publishing newspaper criticism of the deal for the second time in three days.