# Amazon Neptune in Amazon Web Services China
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 Amazon Neptune is a fast, reliable, fully managed graph database service that makes it easy to build and run applications that work with highly connected datasets. The core of Neptune is a purpose-built, high-performance graph database engine that is optimized for storing billions of relationships and querying the graph with milliseconds latency. Neptune supports the popular graph query languages Apache TinkerPop Gremlin and W3C’s SPARQL, allowing you to build queries that efficiently navigate highly connected datasets. Neptune powers graph use cases such as recommendation engines, fraud detection, knowledge graphs, drug discovery, and network security.

## Region availability
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 Amazon Neptune is available in the following regions in China:
+  China (Beijing) Region
+  China (Ningxia) Region

## How Neptune differs
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There are no differences for this service.

## Documentation
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+  [Neptune User Guide](https://docs.amazonaws.cn/neptune/latest/userguide/)