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Deloitte China assists listing of HJ Science on SEHK

Deloitte China supported the listing of HJ Science Co., Ltd. - B ("HJ Science", stock code: 06132.HK) on the Stock Exchange of Hong Kong (SEHK) on 23 June 2026.

In this global offering, HJ Science offered 13.6 million shares at an offer price of HKD81.80 per share, raising approximately HKD1.11 billion.

the listing of CICC Vipshop Commercial REIT on SSE

Ryan Tan and Evan Zhu, Audit & Assurance (A&A) seniors of Deloitte China (first and second from the left); Dr. Ji Jianxin, founder, chairman, executive director and chief executive officer of HJ Science (seventh from the left); Ernest Lee, Deloitte China's Technical partner and a member of the Listing Committee of the SHEK (eighth from the left); Liu Yang, Western Region Offering Services leader of Deloitte China's Capital Market Services Group (CMSG) (ninth from the left); Dick Kay, National leader of CMSG (fifth from the right); Benjie Chan, Western Region Hong Kong Offering leader of CMSG (fourth from the right); Michael Yip, A&A partner (third from the right); Boto Li A&A manager (second from the right) and representatives of other intermediaries attend the listing ceremony of HJ Science.

the listing of CICC Vipshop Commercial REIT on SSE

(from left) Evan Zhu, Ryan Tan, Liu Yang, Dr. Ji Jianxin, Michael Yip and Boto Li attend the listing ceremony of HJ Science.

the listing of CICC Vipshop Commercial REIT on SSE

(from left) Evan Zhu, Benjie Chan, Ernst Lee, Michael Yip, Dick Kay, Liu Yang, Boto Li and Ryan Tan attend the listing ceremony of HJ Science.

Client overview

HJ Science is a clinical-stage biotech company founded by a team of industrial experts, dedicated to researching and developing therapies for autoimmune, metabolic and oncology diseases.

According to the company's prospectus, HJ Science has developed a strategically designed differentiated product pipeline comprising three core assets, namely HJ787, HJ178 and HJ891, all of which are self-developed small-molecule Category 1 innovative drugs as classified by the National Medical Products Administration of China.

According to CIC, HJ787 is the only topical selective tyrosine kinase 2 (TYK2) inhibitor in clinical development in China for both oral and topical treatments for atopic dermatitis (AD), neurodermatitis (ND) and psoriasis (Ps) and as topical treatment for acne vulgaris (AV).

Deloitte's role

The HJ Science listing spanned industry cycles, bearing witness to the resilience of the company's and Deloitte's teams. As a core service institution of this new listing engagement, Deloitte China has been deeply involved in the entire process from the company’s share reform to its IPO and fundraising. This successful listing demonstrates Deloitte's professional service capabilities in serving clients in capital markets. Our engagement team worked closely with various professional parties, provided high-quality services with rich industry experience and excellent professional capabilities to assist HJ Science in listing on the Main Board of the SEHK.

Deloitte China congratulates HJ Science on its successful listing on the SEHK. We will continue to provide high quality professional services and outstanding resources integration to assist more clients to take one-step ahead in today's increasingly competitive and complex business environment.