diff --git a/sources/tech/20160901 A Raspberry Pi Hadoop Cluster with Apache Spark on YARN - Big Data 101.md b/sources/tech/20160901 A Raspberry Pi Hadoop Cluster with Apache Spark on YARN - Big Data 101.md
index 0f42fc6fc9..ecafaab657 100644
--- a/sources/tech/20160901 A Raspberry Pi Hadoop Cluster with Apache Spark on YARN - Big Data 101.md	
+++ b/sources/tech/20160901 A Raspberry Pi Hadoop Cluster with Apache Spark on YARN - Big Data 101.md	
@@ -1,3 +1,4 @@
+Translated by chunyang-wen
 A Raspberry Pi Hadoop Cluster with Apache Spark on YARN: Big Data 101
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