Kailun Ji


+86 138 1185 5921
Unit 603, 605, 606, Level 6, 8 Century Avenue, HSBC Building, Pudong New Area Shanghai 200120 China
Kailun Ji

Kailun Ji is a counsel of RuiMin’s antitrust team. Her practice covers antitrust and competition matters in China and the Asia-Pacific region with a focus on cross-border mergers and acquisitions, antitrust investigations, compliance and audits.

Kailun has advised a broad range of clients across different sectors including healthcare, pharmaceutical, consumer goods, chemicals, IT/technology, shipping, food and beverages. She has deep expertise assisting clients coordinating multi-jurisdictional merger control filings, national security and foreign investment reviews. She also advises market-leading clients on antitrust investigations and compliance issues.
Before joining RuiMin, Kailun worked in Freshfields’ Beijing and Silicon Valley offices.
Kailun speaks fluent English and Mandarin.

Recent work

  • Advising SDIC Mining on the merger control aspects of its US$502m acquisition of approximately 28 per cent of shares in Jordan-based Arab Potash Company listed on the Amman Stock Exchange from Nutrien.
  • Advising the Messer Group and CVC on the merger control aspects of their joint acquisition of certain Linde and Praxair assets in the Americas
  • Advising AB Inbev on the China merger control of its £78.4bn takeover of SABMiller PLC subject to remedies, resulting in the imposition of structural remedies by MOFCOM
  • Advising Novartis on the merger control aspects of its multibillion pharmaceutical sector reshaping transaction involving its joint venture with GlaxoSmithKline Consumer Health
  • Advising a major Chinese IT/technology company in connection with the antitrust litigation against another Chinese IT/technology company on abuse of dominance


Kailun graduated with an LL.B. from Zhejiang University. She also received an LL.M. degree from Harvard Law School, a Postgraduate Diploma on EU Competition Law from King’s College London, and a Juris Master’s degree (specialising in Competition Law) from Chinese Academy of Social Sciences. Kailun is admitted to practice in New York and has passed the PRC bar exam.