A&O Shearman
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Through its joint operation with Lang Yue Law Firm and supported by the firm’s global network, A&O Shearman delivers integrated PRC and international antitrust advice. The team advises on global merger control and FDI filings, complex cross-border regulatory matters and transactions in highly regulated sectors, such as life sciences and technology. Practice head Vivian Cao has a strong track record guiding clients through antitrust challenges in China and other complex jurisdictions, while regularly providing input to SAMR and leading the firm’s national security efforts. Jiaming Zhang leverages her international experience and deep PRC regulatory knowledge to assist tech clients in sensitive antitrust matters.
Legal 500 Editorial commentary
Key clients
- Haleon
- BioNTech SE
Work highlights
Advised Haleon's acquisition of an additional 33% equity interest in Tianjin TSKF Pharmaceutical from its Chinese SOE JV partners.


