In these times of financial difficulty and economic crisis, many companies are looking to China for opportunities to market their products to the millions of consumers in one of the world’s few economies in expansion. When companies do business in China, they soon discover the need to establish some sort of local presence. Above certain volumes of trade, importing through agents often becomes unpractical. This article, in Spanish, examines an increasingly frequent form of presence in China: the wholly-foreign owned enterprise (WFOE). It provides an overview of the numerous procedures that foreign investors need to go through to establish a WFOE in China and the key issues to be aware of.