South Korean President Park Guen Hye arrived in Germany Wednesday for talks that will center on expanding trade. President Joachim Gauck hosted a reception for Park at his official residence in Berlin, Bellevue Palace. The South Korean leader is also due to meet Chancellor Angela Merkel Wednesday. Aside from trade, the two women are expected to discuss North Korea's nuclear programme and the Ukraine crisis. Germany has for years been the main trading partner of Asia's fourth-biggest economy.