Manufacturing has registered a strong recovery since 2012, increasing the exports three-fold and the employment by 52% accounting for over 70,000 jobs. Supported by the city's R&D expertise, Sofia is shifting to high value-added manufacturing including electrical equipment, precision mechanics, pharmaceuticals. There are 16 industrial and logistics parks in Sofia, some sprawling to towns in neighbouring Sofia Province, such as Bozhurishte, Kostinbrod and Elin Pelin. Manufacturing companies include Woodward, Inc., producing airframe and industrial turbomachinery systems, Festo, producing microsensors, Visteon, development and engineering of instrument clusters, LCD displays and domain controllers, Melexis, producing micro-electronic semiconductor solutions in the automotive sector, Sopharma, producing pharmaceuticals, the largest Lufthansa Technik maintenance facilities outside Germany etc.