The operators of China's stock markets and China Securities Index Co. Ltd announced Monday adjustments to the constituent stocks of indexes in two markets.

Adjustments to the Shenzhen Stock Exchange Fundamental Index (SZFI) 60, SZFI 120 and SZFI 200 will take effect July 1, 2010, a statement posted on the CSI website said.

Oceanwide Real Estate and three other companies will join the SZFI 60 index while Shenzhen Chiwan Wharf Holdings Limited and three other companies will be removed from it.

After the adjustments, the SZFI 120 will have 12 new constituent companies, including XCMG Construction Machinery, while 19 companies in the SZFI 200 will be replaced, according to the statement.

Shanghai Stock Exchange (SSE) and CSI announced Saturday they will adjust the components of the SSE 180 Index and SSE 50 Index and three other stock indexes on July 1, 2010.