Im a china student. i do not have a credit card. :)
We're happy you're enjoying AdBlock. Thanks for wanting to support our work! We're looking into offering additional ways to donate, including Alipay. Please follow our social media pages (Facebook, Twitter, or Google+) and AdBlock's Blog for announcements!
In the meantime, you can still support us by giving AdBlock a good review in your browser's extension store. You can also tell all your friends about AdBlock! There are a lot of copycats out there. Be sure to tell them to get it from our website, https://getadblock.com, so they get the right one. :)
AdBlock Community Manager