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Darren (Yongda) Leng
Chang Tsi & Partners
Darren's main practice areas include patent litigation, patent administrative enforcement, patent invalidation, and patent-related antitrust dispute resolution in China, with a particular focus on standard-essential patent (SEP) disputes. He has handled SEP litigation in the US and Europe, and has been involved in SEP licence negotiations for a leading telecommunications company. Darren is well versed in the fair, reasonable, and non-discriminatory rule across major jurisdictions and has a strong educational background in technology and law.