来电显示例程，以后不用花钱了，可以给初学者一个练手机会了-CND routines do not have to spend money later, and can give beginners a practice will be a mobile phone

一款公司内部使用的射频芯片资料，很少有人可以不花钱找到，很值得一看-A company' s internal use of the RF chip data, very few people can be found at no cost, it is worth a visit! !

成都中嵌培训应用班的Symbian_S60教程和实验源代码，是当时的课件，花钱买的，现在共享下。-Application of embedded training in Chengdu tutorials and laboratory classes Symbian_S60 source code was the courseware, spend money, and now share the next.

网上流行的Android入门与实践书籍的目录，想买此书的人最好先下载个目录查看下是否值得花钱。-preview of the 《Android development and design》