ThinkPad station's LAN via Wi-Fi and are connected to the ground at 3 Mbit/s up and 10 Mbit/s down, comparable to home DSL connection speeds. In 2005, Chinese technology company Lenovo purchased the IBM personal computer business and the ThinkPad brand along with it. Speaking about the purchase of IBM's personal computer division, Liu Chuanzhi said, "We benefited in three ways from the IBM acquisition. We got the ThinkPad brand, IBM's more advanced PC manufacturing technology and the company's international resources, such as its global sales channels and operation teams. These three elements have shored up our sales revenue in the
ThinkPad Tablet Lenovo said he believed the ThinkPad Tablet to be "the weapon of choice for business success". In his article on the development of the Tablet, he indicated that every design detail was subjected to multiple design reviews, including basic elements such as the placement of the logo. A challenge was indicated to be designing and integrating a digitizer pen into the Tablet, which already had a "crowded interior". This required a study of pen barrel diameter and the balancing of batteries, digitizer technology components, ergonomics, and storage space constraints for the pen itself. Additionally, dowel rods were used for diameter