Since I don’t have a specific public write-up already associated with that exact name, here’s a for what “mythroad zip” might involve, along with common analysis steps.
Installing NES Games on China Mobiles | PDF | Zip (File Format) mythroad zip
: To run these apps, devices typically required a specific bootloader file, often named dsm_gm.mrp , placed in a dedicated mythroad folder on the SD card. Distribution and The "Shanzhai" Culture Since I don’t have a specific public write-up