2014.2-2014.8enter producing department,be resposible for producing and testing devices(from welding,hardware testing,software function testing,temperature test to final whole device test)2014.9–2016.4design and develop linux application layer program(coding and testing)1.In charge of Testing management,scripting test cases and assigning to tester.Processing test results from Testlink and providing suggestions to developer.2.Be resposible for passing external testing acorrding to CNS 13729,DL 741 etc and acquiring Safety and EMC Type Test Certificate report.2016.5–2018.31.Software Engineer-embedded,develop and design embedded software including application layer and driver layer.(mcu including stm32F4XX series,LPC17xx series;nucleo expansion board(mainly sensor board),TMS2812).major programming language:c,c++,js,html,cssachieve 4 projects.2.extends the function module on the chip(s3c6410) and debug linux driver layer.2018.4 to 20201.start java develop，transplant spring richclient to javafx application.complete the Auxiliary monitoring system