【Full-color screen display】
A large collection of subject dials, including Chinese, mathematics, English, physics and chemistry, five dials are released together!
The English and Mathematics books released previously were all trial works. They have been updated uniformly and it is recommended to download them again.
【5.4 Update】
PC tool remade, material position adjusted, fixed the bug of product display being blocked for a few seconds, fixed the preview image bug
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