diff --git a/tools/tensorflow/readme.txt b/tools/tensorflow/readme.txt
new file mode 100644
index 000000000..6481c43a2
--- /dev/null
+++ b/tools/tensorflow/readme.txt
@@ -0,0 +1,4 @@
+You can find tensorflow2ncnn tool here
+
+https://github.com/hanzy88/ckpt2ncnn
+https://github.com/hanzy88/tensorflow2ncnn