Update issue-guide.md

Author: karelz

Documentation/project-docs/issue-guide.md

@@ -44,7 +44,7 @@ Areas are tracked by labels area-* (e.g. area-System.Collections). Each area
 |-----------------------------------------------------------------------------------------------|------------------|-------------|
 | [area-Infrastructure](https://github.com/dotnet/corefx/labels/area-Infrastructure)                      | [@weshaggard](https://github.com/weshaggard), [@ericstj](https://github.com/ericstj) |Covers:<ul><li>Packaging</li><li>Build and test infra for CoreFX repo</li><li>VS integration</li></ul><br/> |
 | [area-Meta](https://github.com/dotnet/corefx/labels/area-Meta)                                | [@tarekgh](https://github.com/tarekgh) | Issues without clear association to any specific API/contract, e.g. <ul><li>new contract proposals</li><li>cross-cutting code/test pattern changes (e.g. FxCop failures)</li><li>project-wide docs</li></ul><br/> |
-| [area-Serialization](https://github.com/dotnet/corefx/labels/area-Serialization)              | [@shmao](https://github.com/shmao), [@zhenlan](https://github.com/zhenlan) | Packages:<ul><li>System.Runtime.Serialization.Xml</li><li>System.Runtime.Serialization.Json</li><li>System.Private.DataContractSerialization</li><li>System.Xml.XmlSerializer</li></ul> Excluded:<ul><li>System.Runtime.Serialization.Formatters</li></ul> |
+| [area-Serialization](https://github.com/dotnet/corefx/labels/area-Serialization)              | [@huanwu](https://github.com/huanwu), [@zhenlan](https://github.com/zhenlan) | Packages:<ul><li>System.Runtime.Serialization.Xml</li><li>System.Runtime.Serialization.Json</li><li>System.Private.DataContractSerialization</li><li>System.Xml.XmlSerializer</li></ul> Excluded:<ul><li>System.Runtime.Serialization.Formatters</li></ul> |
 | **System contract assemblies** | | |
 | [System.AppContext](https://github.com/dotnet/corefx/labels/area-System.AppContext)           | [@AlexGhiondea](https://github.com/AlexGhiondea) |  |  |
 | [System.Buffers](https://github.com/dotnet/corefx/labels/area-System.Buffers)                 | [@safern](https://github.com/safern) |  |
@@ -89,7 +89,7 @@ Areas are tracked by labels area-&#42; (e.g. area-System.Collections). Each area
 | [System.Runtime.Intrinsics](https://github.com/dotnet/corefx/labels/area-System.Runtime.Intrinsics) | [@eerhardt](https://github.com/eerhardt), [@CarolEidt](https://github.com/CarolEidt), [@RussKeldorph](https://github.com/RussKeldorph) |  |
 | [System.Security](https://github.com/dotnet/corefx/labels/area-System.Security)               | [@bartonjs](https://github.com/bartonjs), [@ianhays](https://github.com/ianhays) |  |
 | System.ServiceModel                                                                           | N/A | [dotnet/wcf](https://github.com/dotnet/wcf) (except System.ServiceModel.Syndication) |
-| [System.ServiceModel.Syndication](https://github.com/dotnet/corefx/labels/area-System.ServiceModel.Syndication) | [@shmao](https://github.com/shmao), [@zhenlan](https://github.com/zhenlan) |  |
+| [System.ServiceModel.Syndication](https://github.com/dotnet/corefx/labels/area-System.ServiceModel.Syndication) | [@huanwu](https://github.com/huanwu), [@zhenlan](https://github.com/zhenlan) |  |
 | [System.ServiceProcess](https://github.com/dotnet/corefx/labels/area-System.ServiceProcess)   | **[@maryamariyan](https://github.com/maryamariyan)**, [@Anipik](https://github.com/Anipik) |  |
 | [System.Text.Encoding](https://github.com/dotnet/corefx/labels/area-System.Text.Encoding)     | **[@krwq](https://github.com/krwq)**, [@tarekgh](https://github.com/tarekgh) | Included:<ul><li>System.Text.Encoding**s**.Web</li></ul> |
 | [System.Text.RegularExpressions](https://github.com/dotnet/corefx/labels/area-System.Text.RegularExpressions) | **[@ViktorHofer](https://github.com/ViktorHofer)**, [@Priya91](https://github.com/Priya91) |  |