Sept. 20 (Bloomberg) -- China's tight monetary policies will persist "in the next few years" with "periodic relaxation" including in 2012 to sustain economic growth, according to Manop Sangiambut, CLSA Asia-Pacific Markets' head of China A-share research.

CLSA is "underweight" property developers amid the possibility of slowing sales, Sangiambut told reporters in Hong Kong today. The government will be careful in lifting property curbs on concern prices will "skyrocket," he said.