Bai’s IYPT Physics Lab

The materials can be purchased at https://payhip.com/IYPT2027Tutor
Gmail：sistineji@gmail.com
WeChat: sistineji
Paypal me:https://paypal.me/wasserbitterbai
One question: 20 US dollars.
Multiple questions can be 20% off.
The complete materials include provincial-level PPT, Chinese report, references, and Comsol simulation source files.