http://www.linkedin.com/ Look for “groups” popular with Chinese interested in lving abroad, immigration, overseas education. Any China based group that will allow you to post listings. However, follow my guidelines on writing listings for Chinese first.
PPC: Based on cost per click. No monthly fees. No clicks= no charge. You can choose to only target buyers in the PRC, Taiwan, Hong Kong and your area.(for Chinese visiting now or living in your area but more comfortable using Chinese characters) I don’t recommend a global all country choice.
Baidu Ads (A little difficult to use from outside China but services exist that will post ads for your.
Banner Graphic Ads
Google Ads Cost per ClickCPC You need to translate and design a banner ad or find a designer on Fiverr or elance