By Martin Mou

China Overseas Land & Investment Ltd. said Tuesday that its contracted property sales rose 32% to 57.56 billion yuan ($8.20 billion) in June.

Sales at the company, one of China's largest developers, slipped 5.4% in May from a year earlier.

For the first six months of the year, contracted sales rose 4.2% to CNY172.01 billion, the Chinese developer said.

China Overseas Land & Investment said it acquired eight land parcels in several Chinese cities last month.

The land parcels have an aggregate attributable gross floor area of about 2.3 million square meters, it said.

Write to Martin Mou at martin.mou@wsj.com