Just one observation: from what I understand, that design is something imposed by the Chinese government, so I believe you have to follow it. ... View more

I partially agree; for small sites (maximum 10 users) where there isn't a large volume of traffic (generally administrative offices), it ends up being more advantageous due to the cost. You may not have such a large SLA, but even so, the cost is worthwhile if it's not a critical environment. ... View more