2. The phone has Google Play Store and supports Multi-language?
Yes. Supports Google Play Store and multiple languages.
Display.
6.67” Super AMOLED LTPS ，1080 x 2400 with 395 ppi ，120Hz adaptive refresh rate
8GB+128GB/8GB+256GB
*Storage expandable up to 2 TB
Camera.
Main Camera. 50 MP F1.88 / Front Camera. 16 MP