He estimated the Chinese compound feed market had the potential to reach 275 million tonnes by about 2020-2025, based on "market ceiling" factors.
他估计，基于“市场上限”因素，中国混合饲料市场在2020到2025年时有可能达到2.75亿吨。
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IDC has estimated that smartphone sales will reach 35 million per year by 2013, which is significant but implies a ceiling for how much revenue can be generated from the Comes with Music program.