The questanddemandforcleanandeconomicalenergysources havedrawnmuchattentioninthedevelopmentofsolar cells. Especially, flexible and/or fiber-shapedsolarcellshaveattractedincreasinginterestinrecentyears, due to their many advantages, such as lightweight and deviceflexibility. Our group aims to develop the construction methods for flexible and fiber-shapedsolar cells, including nanocrystal ink-based printing method, the in-situ growth method on metal foils or conducting fibers.