A battle between online fast-fashion rivals Shein and Temu began at London 's High Court on Monday. Shein has accused Temu of “industrial scale” copyright infringement, while Temu countered that Shein is using litigation to stifle competition. The case is part of a global legal battle between the fast-growing rivals , with potential implications for platform practices, supplier relationships and the enforcement of intellectual property rights across global e-commerce. Shein alleges Temu used thousands of its photos to advertise copies of Shein's own-brand clothing, to "piggy-back" on a more established competitor. Shein's lawyer Benet Brandreth said: “This was an attempt to steal a march on an existing participant in the market and Temu has sought to obtain, we say, an unfair advantage”. Temu denies the allegations.…