Having emerged as one of the leading solar PV manufacturers, Yingli Green is looking to expand its global footprint and production capabilities. In the first segment of a two-part interview with PV-Tech, Chief Strategy Officer Yiyu Wang talks about the key near-term goals of the company, the progress made on its vertical integration and cost reduction plans, and its efforts to improve conversion efficiencies with its Panda solar cells and other technological avenues.