After each face test, change the other face four times.Test conditions: 3 0.5 mm/min drip water;(5) IPX5Method name: water spray testTest equipment: the inner diameter of the nozzle is 6.3mm;

The salt spray test standard for the same product shall be selected according to the salt spray test characteristics and the corrosion rate of the metal and the sensitivity to salt spray.

Mobile phone drop testTest condition: drop height of 1.5 m height, floor of 20 mm thick. For the slider, half of the sample should be slid open to the limit position.