Use Calculator, Cardfile, and Clock to manage personal information.

用计算、卡片文件和时钟管理个人信息。

Electronic Magnetic Darts, mouse pad arm relaxed, multi-functional mouse pad magnetotherapy, solar calculator to do the mouse and other gifts suitable for small electronic products.

电子磁力、轻松鼠垫、多功能磁疗鼠垫、太阳能计算鼠等适合做礼品的小电子产品。