1. Develop mobile chipset test cases for drivers, power managenment module as well as entire system level related function, performance & stability test. 2. Design test plan and implement test cases by test scripts. 3. Carry out innovitive test solutions developed by automation and AI technology 4. Monitor execution progress, update test status, report bugs, Initial triage of issue, and work actively with develop team for debugging test to find root cause. 5. Competitive analysis testing for system optimization.