"Our economists look for 6.2 percent GDP growth in 2019, led mainly by investment amid slowing exports and consumption, near-term balance of trade risks for dollar/yuan moving to 7.1 in early 2019," Kinger Lau wrote in a note to clients.

A mix of growth/valuation, stabilizing equity demand and potential asset re-allocation flows from property could bring a bounce late in the first quarter, he said.

"We like China A shares given its favourable risk/reward and inclusion-provoked inflows," he said, referring to the gradual inclusion of A-shares in global emerging market indexes.

Goldman is overweight on both China A and MSCI China, he added.

MSCI's China <.MICN00000PUS> index has fallen more than 16 percent since the start of the year.

(Reporting by Karin Strohecker; editing by Sujata)