add MeasureChina to USERS.md
Summary: Closes
@@ -42,6 +42,7 @@ Using Relay in your production app? If you'd like to add your team to the list,
## M
- [M1 Finance](https://www.m1finance.com/)
+- [MeasureChina](http://www.measurechina.cn/)
- [Mixcloud](https://www.mixcloud.com/)
## N
