Depending on the product being exported to China, up to three                      Chinese authorities have been designated with regulatory roles                      in the approval processes for medical devices. All medical                      and dental equipment must be registered with the State Drug                      Administration (SDA) before being sold and distributed in                      China. The General Administration of Quality Supervision,                      Inspection and Quarantine of the People's Republic of China                      (AQSIQ) is entrusted with the task of establishing technical                      standards for import and export through compulsory product                      certification. Furthermore, the State Administration for Technical                      and Quality Supervision is responsible for certifying all                      pressure vessels.