Test Item | Service Content |
Electronic component screening and DPA | Inspection screening, sealing screening, environmental stress screening and service life screening |
Failure analysis of electronic components | Morphological analysis, composition testing, Electrical performance analysis, unsealing and sample preparation, and defect location |
Evaluation of process quality | Environmental test, analysis of non-destructive test, analysis of welding quality, welding point defect test and composition test of component material |
Material failure analysis | Failure analysis of metal fracture, unknown matter analysis and total composition analysis, pollutant source location, and physicochemical single test of physical performance |
Reliability improvement of rail transit | Technical support and service of scientific research, development and implementation of reliability test scheme and reliability improvement scheme, preparation and development of system health management technology scheme as well as construction of the platform |