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If you’d rather have one, much larger network in your home, you’re better off upgrading to mesh networking systems. Mesh systems come with a main router and a wireless access point or two that, by default, create one large Wi-Fi system that should be accessible throughout your whole home. They tend to be the best Wi-Fi routers you can get, but that also translates to more expensive, and possibly more complicated, devices. Mesh Wi-Fi systems are, by far, more costly than a simple extender, plus you may have to work with your internet service provider to get your home’s existing network working on your new router.，详情可参考51吃瓜
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第二十三条 一般纳税人购进货物（不含固定资产）、服务，用于简易计税方法计税项目、免征增值税项目和不得抵扣非应税交易而无法划分不得抵扣的进项税额的，应当按照销售额或者收入占比逐期计算当期不得抵扣的进项税额，并于次年1月的纳税申报期内进行全年汇总清算。