Via Capital Economics:
Our China Activity Proxy (CAP) shows that growth in China remained strong in Q2, although our new seasonally-adjusted data point to a marked slowdown in momentum since the start of the year.
The CAP is our attempt to track the pace of growth in China without relying on the official GDP figures. It is based on a set of low-profile indicators chosen to reflect activity across a wide section of the economy. (Details available on request.)