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- Chengdu Testing Center Mobile Product Authentication Service
Specific test items are as follows: performance testing product surface resistant to chemicals / cosmetics testing protective film deposition test test test dip alcohol / linear / RCA abrasion test Adhesion test QUV aging test torque test life test button / function switch / connectors life test clamshell / reverse the plug life test life test pencil hardness test free fall drop test tumble fall short fall