Lenovo third-largest computer maker worldwide by volume. In regards to 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 past several years." IBM acquired an 18.9% shareholding in Lenovo in 2005 as part of Lenovo's purchase of IBM's personal computing division. Since then, IBM has steadily reduced its holdings of Lenovo stock. In July 2008,
ThinkPad X1 Carbon short out, leading to rapid overheating and failure. 83,500 of the laptops have been sold in the US and Canada before recall. In January 2018 at the Consumer Electronics Show (CES), Lenovo presented their sixth generation X1 Carbon, weighing 1.13 kg. It features an 8th generation Intel i5 or i7 processor, along with up to 16 GB of RAM and up to 1 TB of storage. X1 branding is also now present on the cover. The ThinkPad logo has changed to black instead of the previous silver branding. ThinkPad X1 Carbon The ThinkPad X1 Carbon is a high-end 14-inch notebook