Simmering US-China tensions dash hopes that a recent border reopening will put many collaborations back on track, even as more than half foreign businesses now downgrade the importance of investing in China.

Among the newer modalities to tackle cancer, antibody-drug conjugates are fast emerging to rival targeted antibodies and China is fast emerging as a world class source of innovation in the field, as evidenced by a string of recent deals.

A new commissioner has taken the reins at China's National Medical Products Administration, but the senior CCP official has so far given few clear indications about the changes he might bring.