china tablet stuck at android logo

i am a noob in flashing os and my china tablet is stuck on android logo after i tried to swap memory. i cant get my tablet to recovery mod so i was thinking to install a new android i so plz help me i dont even know what all software is required

MY TABLET SPECS

brand technaxx
Product Dimensions 31.8 x 21.6 x 5.6 cm
Model Number TXX3719
Screen Size 8 inches
Processor Brand Rockchip
RAM size 512 MB
Size hard drive 8 GB
Graphics Card -OnBoard Graphic
Additional Product Information
ASIN B0060KDGYQ
and i think my android version is 4.xx

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