User Agent

Mozilla/5.0 (Linux; Android 9; SM-J730G Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/80.0.3987.117 Mobile Safari/537.36 wkbrowser 4.6.73 1911011 js 5.1.1 newfocus lng=vi

This user agent belongs to WKBrowser. Keanu Lee developed this Browser. This Browser run on Android and it renders web contents with Blink on general Mobile Phone.

Browser - WKBrowser

WKBrowser

Version4.6 @ 32 bit
DeveloperKeanu Lee
ParentWKBrowser 4.6
Device TypeMobile Phone

Act as 

Crawler No
Fake No
Anonymized No

Device - Samsung

BrandSamsung
ModelSM-J730G
Platform android 9.0 (32 bit) by Google Inc
Mobile Yes
Tablet No

Capabilities

Rendering EngineBlink by Google Inc (a WebKit Fork by Google)
Pointingtouchscreen
Javascript Yes
CSS Yes Version: 3
Cookies Yes
Tables Yes
Frames Yes
IFrames Yes
Background Sounds No
Java Applets No
VB Script No
Activex No