Jiangsu Hengrui Pharmaceuticals Co. Ltd. is the latest mainland China pharmaceutical company to seek a capital raise on the Hong Kong stock exchange, winning clearance April 28 from the China Securities Regulatory Commission to float new H-shares.

Synthetic Design Lab Inc., which emerged from stealth with a $20 million seed round and a platform technology aimed at advancing the antibody-drug conjugate (ADC) space, began with its founders identifying a single clear goal: how to deliver more payload to a target cancer cell.

Avidicure BV has launched with a $50 million seed financing round and a focus on developing dual agonistic, multifunctional and avidity engineered antibodies, or AVC-Boosters, to deliver targeted and potent cancer monotherapy.

AMT Medical BV raised $25 million in a series B financing round for its Excimer Laser Assisted Non-Occlusive Anastomosis heart bypass system. The funds will go towards clinical trials and regulatory approval for its sutureless coronary bypass technology designed to replace traditional open-heart bypass surgery.

Tightening of U.S. regulation and capital is leading Chinese biotechs to alternative and new models of financing, ranging from cross-border licensing deals, M&As, the so-called newco model and overseas listings.