Sidley represented the joint placing agents CLSA Limited and Haitong International Securities Company Limited in the placing of 20.7 million new H shares under general mandate by InnoScience (Suzhou) Technology Holding Co., Ltd. (HKEX: 2577) (InnoScience). The net proceeds to be received are estimated to be HK$1.55 billion (US$199 million).
In December 2024, Sidley advised on the initial public offering and H share listing of InnoScience. In July 2025, Sidley also advised on InnoScience’s first placement of new H shares.
InnoScience is the first Integrated Device Manufacturer in the world that has achieved mass production of eight-inch Gallium Nitride on Silicon (GaN-on-Si) wafers, and the only company that offers a full voltage spectrum of GaN-on-Si semiconductor products on an industrial scale. It houses the world’s largest GaN power semiconductor production base.
The Sidley team was led by partners Meng Ding and Claudia Yu, with the support of Liming Xu and Selina Wong (all China Corporate and Finance).
Sidley’s Equity Capital Markets practice has been ranked by Chambers Greater China Region/Asia Pacific for over a decade. It was the winner of the distinguished “Securities Firm of the Year” award at the Law.com International’s Asia Legal Awards 2024 and “Capital Markets Firm of the Year” by China Business Law Awards 2025.

