In 2000, Samsung opened a development center in Warsaw, Poland. Its work began with set-top-box technology before moving into digital TV and smartphones. The smartphone platform was developed with partners, officially launched with the original Samsung Solstice line of devices and other derivatives in 2008, which was later developed into Samsung Galaxy line of devices including Notes, Edge and other products. In 2010, Samsung announced a ten-year growth strategy centered around five businesses. One of these businesses was to be focused on biopharmaceuticals, to which has committed ₩2,100,000,000,000. In first quarter of 2012, Samsung Electronics became the world's largest mobile phone maker by unit sales, overtaking Nokia, which had been the market leader since 1998.