Many Chinese factories host files on Baidu Pan. Use tools like BaiduPCS-Go with caution. Look for filenames containing:
RK3328_10.0_20230905.img or R3328_Android10_SSV6051_20231010.zip
This article explains what RK3328 Android 10 firmware is, where to safely obtain it, how to prepare for installation, step‑by‑step flashing instructions, common issues and fixes, and important safety tips.
Many firmware files are distributed as .img or .pac archives intended for Rockchip’s USB Burning Tool.
Sample search string for Google:
"RK3328_Android10_v2.1.0" firmware download