A Chinese flag flies near buildings in the central business district on a polluted day in Beijing on February 27, 2018.GREG BAKER via Getty ImagesThe Chinese stock market soared after news of a stimulus package but plunged again on Wednesday.Risk remains high in Chinese stocks, which is why investors should exercise caution.Zehrid Osmani shares 4 stocks that reduce risk but still have upside exposure to China.A $113 billion Chinese government stimulus package stoked investor appetite for stocks listed in the country in late September.