diff --git a/src/chains/README.md b/src/chains/README.md
index 6de7ca8c..7445d193 100644
--- a/src/chains/README.md
+++ b/src/chains/README.md
@@ -22,4 +22,15 @@
 - **coingecko**  the id of the token on chain. if there multi-tokens, using `["tokenA","tokenB"]
 - **api** the rest api endpoint. make sure CORS is enabled: `Allow-Control-Allow-Origin: *`
 
+# Test 
 
+please add these check points in comments with your PR, and adding your test result by clicking the checkbox of each line
+```
+Test Result:
+- [ ] Connect wallet, check if address is correct? 
+- [ ] Transfer
+- [ ] delegate/redelegate/unbond
+- [ ] withdraw Validator's Commission
+- [ ] withdraw Rewards
+```
+Test is very important for us and our users. 
diff --git a/src/chains/mainnet/bostrom.json b/src/chains/mainnet/bostrom.json
new file mode 100644
index 00000000..c14e98cb
--- /dev/null
+++ b/src/chains/mainnet/bostrom.json
@@ -0,0 +1,8 @@
+{
+    "chain_name": "bostrom",
+    "coingecko": "",
+    "api": "https://lcd.bostrom.cybernode.ai",
+    "sdk_version": "0.44.3",
+    "addr_prefix": "bostrom",
+    "logo": "https://ipfs.infura.io/ipfs/QmSVz41kA5aXttxT1rAXnuJecfazij3wh95X8ewd7Kdc2F"
+}
diff --git a/src/chains/mainnet/lum.json b/src/chains/mainnet/lum.json
new file mode 100644
index 00000000..d6ec2aed
--- /dev/null
+++ b/src/chains/mainnet/lum.json
@@ -0,0 +1,8 @@
+{
+    "chain_name": "LUM Network",
+    "coingecko": "",
+    "api": "https://node0.mainnet.lum.network/rest",
+    "sdk_version": "0.42.0",
+    "addr_prefix": "lum",
+    "logo": "https://ipfs.infura.io/ipfs/QmWwKRnkHantvhoFx9serWaWKBUG6gfhSYN3SHdAv1jmKY"
+}