www.chinabuses.org: AQSIQ (State Administration for Quality Supervision and Inspection and Quarantine) appred Changchai diesel engine passing export inspection exemption after two days on-site checking from Dec. 27 to Dec. 28, 2012. The inspecting squad deem that Changchai diesel engines fit exemption requirements, and they suggest AQSIQ to approve their Export Inspection Exemption qualification.