Lenovo had brilliant track record in first quarter this year. And with IFA Berlin dated next month Lenovo is ready with wearable to launch.
This will be a smart band that tracks user fitness activities and sleep patterns. It might also  have an optical heart rate monitor.images(6)

The company might even launch an app to sync the data and help the features to improve.
And this may be compatible even with several health and tracker apps which are available in native market.