Asian shares prolonged declines Wednesday as a rout in China and a blended response to main U.S. know-how earnings spurred warning. Treasuries held a climb.

MSCI Inc.’s Asia-Pacific fairness gauge fell to the bottom since December as Chinese language equities slipped. Modest positive aspects in Hong Kong offered little succor after this week’s plunge on a regulatory crackdown that’s stirred questions on how far Beijing will go to curb massive firms.