Here is my translation for part 1. Let me know if you need more helps. @team-cn has a bunch of people are willing to translate for you.

#1 https://www.stateofthedapps.com/zh

'Promote your ÐApp'
推广你的DApp
'Promote your ÐApp here'
在这里推广你的DApp
'Subscribe to receive updates on the ÐApp ecosystem.'
订阅接收DApp生态上的更新
'There was an error subscribing. Make sure you have entered a valid email address and try again. If this error persists, please let us know: {email}'
订阅出错。请确认邮箱地址后再尝试。如果还有问题，请联系我们：{email}
'Discover MetaMask'
探索MetaMask
'Metamask for Ethereum and POA'
以太坊和POA的Metamask
'Metamask lets you use Ethereum and POA ÐApps within your browser. Try it now'
Metamask可以让你在浏览器里使用以太坊和POA的DApps。现在试试。