石油大亨如何关闭阀门 石油大亨关闭阀门方法介绍

Do you know how to turn off the valve?Today, Xiaobian teaches everyone how to do it.

Entering the game

Open the oil tycoon mobile game, click on the top right corner to enter the game interface.

Diamond equipment

Players long press the plus sign of the diamond equipment, as shown in the red frame.

The plus sign is hittering to closing the valve.