Brief indroduction :
Ysametp is a factory located in Shenzhen,China, has been in beamer since 2011,they are a professional beamer factory .
Product including :
1. Start beginner beamer , M8-G
2. Middle range beamer , M7
3. Senior beamer : M8-D
After sell service :
1 year free return,3 years free maintain ,lifetime free guidence .