신속, 개발자 설정, 엔지니어 모드를 열고 추가하고 비밀 코드를 관리
For Android users to quickly open the development of personnel options, engineering mode, battery power, background service management and other functions;and this is a secret code management tools, such as Android phone secret code *#*#4636#*#* to open mode of engineering, as well as some MTK Enginerr mode *#*#3646633#*#* code.
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