16*16点阵式电路图，电路简洁明确，可以随意设计字型。-16* 16 dot matrix circuit, the circuit simple and clear, free to design fonts.

CAD剪切工具TE2002，可以实现自由剪切-CAD cutting tools TE2002, free shear

Altium_designer_技巧汇总,非常全面，找了很久找到的，对我们新手帮助太大了，免费给大家下载。-Altium_designer_ tips summary, very comprehensive, looking for a long time to find, for us to help the novice too, free for everyone to download.