Honor has been receiving an “unusually” high level of support from southern China’s Shenzhen government, including funding for research and development and tax breaks, Reuters reported earlier in August.
The handset maker announced last November it was pursuing an IPO, without disclosing a location or a time frame for the listing.
China Mobile’s investment aims to leverage “synergistic advantages” in innovation across personal and home device markets, Honor said in a statement.
“Honor has always adhered to the principle of open and transparent development and will continue to diversify its shareholding structure,” it added.
The collaboration is set to capitalise on Honor’s product portfolio and China Mobile’s channel resources and user base, it said.
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“Through this cooperation, both parties will give full play to their respective advantages and jointly provide consumers with a better and more innovative experience.”