(SeeNews) – Feb 14, 2012 - Chinese solar product maker Yingli Green Energy Holding (NYSE:YGE) signed a new USD-100-million (EUR75.5m) deal to buy ‘Solamet’ metallisation pastes and ‘Tedlar’ polyvinyl fluoride backsheets from DuPont Photovoltaic Solutions, part of US industrial group DuPont (NYSE:DD), PV Tech reported on Monday.