According to a post on Sina Weibo (link in Chinese) from co-founder Lin Bin, the hardware company sold 70 million devices last year of falling markets
This comes amidst the slowdown in china as economies around the world, specially the stock markets took a heavy battering as chinese debt levels increased sharply, which has resulted in 2 consecutive weeks of bloodbath in global stock markets
That marks an annual increase of about 16%—a sharp slowdown in growth compared to the year before, when it saw sales jump 226%.