Chinese investors are looking abroad for high-return opportunities as domestic economic growth slows and the yuan continues to strengthen, a study said.

A report released on Tuesday by real estate services firm Jones Lang LaSalle estimated that China's overseas investment will maintain a 30 percent growth rate in 2013, with real estate as a main investment target.

Offshore residential property investment by Chinese high net worth individuals, defined as those with personal assets exceeding 10 million yuan ($1.6 million), is expanding, JLL said.