--FILE--A visitor walks past the stand of China Ocean Shipping (Group) Company (COSCO) during an exhibition in Tianjin, China, 12 May 2013. Shipping giant China Cosco Holdings Co. is considering selling key property assets to its state-owned parent as part of the companys plans to return to profit this year, people familiar with the situation said, with a deal likely as soon as late August. The deal, if completed, will be the third sale of company assets in 2013 as China Coscos management works to prevent a third straight year of losses, which would lead to an automatic delisting of its Shanghai-traded shares. Cosco is also listed in Hong Kong. Among the assets that China Cosco is considering to sell to state-run China Ocean Shipping (Group) Co. include its container shipping headquarters building in Shanghai, as well as an office building in the northeastern city of Qingdao, a person familiar with the situation said. The 25-story Shanghai office building, with a gross floor area of 31, 000 square meters, is located in the North Bund area, a prime waterfront area in central Shanghai.