diff --git a/bin/backtask/config/bceventdb.mysql.json b/bin/backtask/config/bceventdb.mysql.json
new file mode 100644
index 00000000..c09d3983
--- /dev/null
+++ b/bin/backtask/config/bceventdb.mysql.json
@@ -0,0 +1,9 @@
+{
+  "host": "login-test.kingsome.cn",
+  "port": 3306,
+  "user": "root",
+  "passwd": "keji178",
+  "database": "bcevent_dev",
+  "max_open_conns": 1,
+  "max_idle_conns": 1
+}
diff --git a/bin/backtask/config/nets.json b/bin/backtask/config/nets.json
new file mode 100644
index 00000000..750837f8
--- /dev/null
+++ b/bin/backtask/config/nets.json
@@ -0,0 +1,3 @@
+[
+  13473
+]
diff --git a/bin/backtask/config/nets/13473/contract.json b/bin/backtask/config/nets/13473/contract.json
new file mode 120000
index 00000000..06c5c70d
--- /dev/null
+++ b/bin/backtask/config/nets/13473/contract.json
@@ -0,0 +1 @@
+../../../../../third_party/contracts-imtbl/out/imtbl_test_dev.json
\ No newline at end of file