MacBook Air 2018, model number A1932, logic board number 820-01521-A. No power after liquid spill on the keyboard.
After repairing the USB-C charging circuit of the logic board, the laptop is fully functional. It is sad we discovered the water made its way to the optical film of the screen. The watermarks reflect more light and brighten the area, heavily degrade the quality of the image.
The new MacBook retina screens 2016 onward are prone to water damage compared to the older model screens. We provide an UPDATED how-to guide to tackle the problem on the link below “Spilled Water on MacBook? How to Minimise the Damage”.