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Biwin

Controversies

Controversies tied to this brand in public sources. A listing is not a finding of fault.

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  1. 2023

    Biwin Storage shares surge abnormally, drawing regulatory letter; faces RMB 50 million patent claim

    After its listing in April 2023, Biwin Storage's share price rose abnormally for consecutive sessions; the Shanghai Stock Exchange issued a regulatory work letter, and the company published a severe abnormal fluctuation announcement warning of risks. In April 2026, the company disclosed that it had received a civil patent infringement complaint from 埃姆梯尔公司, claiming a total of RMB 50 million; the company said it would negotiate under FRAND principles. Regulatory attention; patent litigation ongoing.

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