International and customer defined reliability tests are well designed into ChipMOS qualification system, such as new package, engineering or process change and mass production routine monitor. All tests are conducted as per JEDEC and MIL-STD (Military Standard) international standards. Meanwhile, we are CNLA (Chinese National Laboratory Accreditation, Taiwan, No. 0758) qualified member in package reliability testing scope. Certainly, we provide in-time analysis technology to find source of failure while any non-conformance existed from production or reliability tests.