Yes, if we use inequality, it should be Huawei > Hisilicon > Kirin. Huawei is naturally the largest, and Hisilicon is a subsidiary company of Huawei, and the Kirin processor is only a mobile phone model of Hisilicon processor.
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We can actually read about hisilicon. Its predecessor was established in 1991, Huawei Integrated Circuit Design Center, and we also know that hisilicon Semiconductor was founded on this basis in 2004. If we calculate when Huawei started chip research, it should be back to 1991.