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@ChatGPT 请帮我做一个有关2022年中国手机销售分析的PPT大纲，内容需要包含各个品牌厂商市场占有率的对比，环比增长情况，各个品牌手机用户年龄段分析，各个价位段产商占比分析。
@ChatGPT 30页以内，包含PC硬件与软件介绍
请用中文做一份PC产品通识的PPT @ChatGPT
