进入21世纪以来，电脑已经是我们必备物品之一，而利用电脑作业的人也越来越多，工作桌上往往文件资料及茶杯、音响堆置满满，台灯往往在用不到的时候显得多余。“穿壁引光”利用其便捷袖珍的外形，在电脑桌前为我们解决灯源这一问题。其为LED光源设备。when time goes to 21st century, the computer has become one of our necessarities in daily life, and more and more people are using computer for work. Usually the desk is junked with documents,cups and audios
