* Says June contract sales up 71.0 percent y/y at 10.4 billion yuan ($1.53 billion)

* Says H1 contract sales up 74.1 percent y/y at 53.7 billion yuan

Source text in Chinese: bit.ly/2tZisQk

Further company coverage: ($1 = 6.8028 Chinese yuan renminbi) (Reporting by Hong Kong newsroom)