Azure is available in 140 countries, including China, and supports 10 languages and 24 currencies. Regions that have great coverage are USA, Canada, Western and North Europe, India, China, Japan, South Korea, Australia, Brazil. US Government dedicated Azure services (Iowa and Virginia data centers) is also available.
More info on what Services are available in your region can be found here
Information on pricing can be found here.
Feel free to reach out if you need guidance in terms of what Services to choose and how to price them optimally based on your specific needs.