"Tropical Cyclones of China"

Here.

Excerpts:

...The latest work comes from a team of scientists with China’s Shanghai Typhoon Institute and is published in the Chinese journal Acta Oceanologica Sinica (you may notice a few misspelled words and odd phrases in some quotes from the article). The work was funded by the National Natural Science Foundation of China and the Special Climate Project of China’s Meteorological Administration.
...
They conclude “it seems that the long-term trend change of tropical cyclone frequency within the next half century would be less than about 5% decrease,” ultimately finding “It is indicated that in response to the global climate change the general circulation of atmosphere would become unfavorable for the formation of tropical cyclone.”

Figure 1. Number of tropical cyclones in the western North Pacific, including the South China Sea, for the period 1949 – 2003. Solid and dashed lines are for the whole year and the period June to September, respectively (from Li et al., 2007)