ThinkPad X series Gigabit LAN introduced on some models, IBM Security Sub System on some models. Specifications: Three years after the release of the X30, upon acquiring the ThinkPad division, Lenovo released the ThinkPad X41 ultraportable laptop and the ThinkPad X41 tablet. The X41 tablet was convertible, with the capacity to function as a tablet PC and an ultraportable laptop. The X32 was introduced in 2005. The numbering system was a bit confusing, as it was actually introduced after the X40, but using the older X3x chassis design. It was also a bit more powerful than the X40 and X41 units, due to
Lenovo reducing the number of KPIs from 150 to 5, offering intensive training to managers, and working to create a global Lenovo culture. Lenovo also doubled-down on vertical integration and manufacturing near target markets in order to cut costs at time when its competitors were making increased use of outsourcing off-shoring. By 2013, Lenovo ranked 20th on Gartner's list of top 50 supply chains, whereas in 2010 the company was unranked. In 2012, Lenovo partially moved production of its ThinkPad line of computers to Japan. ThinkPads will be produced by NEC in Yamagata Prefecture. Akaemi Watanabe, president of Lenovo Japan, said,