The fast-fashion player is encroaching on the territory of more established rivals like Zara and H&M MADRID/BEIJING (Reuters) – China’s Shein may be the biggest shopping site you’ve never heard of. The fast-fashion player is encroaching on the territory of more established rivals like Zara and H&M. It has become the largest, purely online, fashion company in the world measured by sales of self-branded products, according to Euromonitor. Nanjing-based Shein, founded in 2008, is aiming squarely at the “Gen Z” social-media generation, using influencers on Instagram and TikTok, and discount codes, to attract younger shoppers in an increasingly crowded fashion market. It offers low-cost styles, uploading hundreds of new designs to its app every week. The price for a dress is around half that of Zara, according to a recent Societe Generale price survey. “You can save money, which is important when buying clothes as the fashions change so quickly,” said Rebeca Rondon, a 23-year-...