Attorneys claim Temu used thousands of proprietary photos to sell duplicate clothing designs and gain an unfair market advantage.
Temu denies these allegations, arguing that Shein uses aggressive litigation to stifle emerging digital competition and maintain dominance.
The court heard that Temu recently dropped its defense regarding nearly 2,300 specific employee photos owned by Shein.
Temu launched a counterclaim for damages after Shein forced the removal of thousands of listings through previous injunctions.
The legal fight highlights growing tension over intellectual property rights within the fast-paced global e-commerce industry.
Next year, the court will address separate claims that Shein forces suppliers into restrictive exclusive partnership agreements.
Both companies face increasing regulatory scrutiny as Western nations reconsider customs exemptions for low-value international parcels.
This two-week trial marks a pivotal moment for the future of competition in the global fashion market.
