A collection of MTK-devices (mostly Chinese) and older compatible w/ Samsung, HTC, HTM vendors (x86 and x64).
Specify a Vary: Accept-Encoding header
Bugs in some public proxies may lead to compressed versions of your resources being served to users that don’t support compression. Specifying the
Vary: Accept-Encoding header instructs the proxy to store both a compressed and uncompressed version of the resource.