diff --git a/scripts/deploy.js b/scripts/deploy.js
index 488fa32..12aeed8 100644
--- a/scripts/deploy.js
+++ b/scripts/deploy.js
@@ -2,26 +2,33 @@ const hre = require("hardhat");
 
 async function main() {
   let StorageContract = await hre.ethers.getContractFactory("TestEthStorageContractKZG");
+  const startTime = Math.floor(new Date().getTime() / 1000);
+
   let storageContract = await StorageContract.deploy(
     [
-      17, // maxKvSizeBits
+      17, // maxKvSizeBits, 131072
       30, // shardSizeBits ~ 1G
       2, // randomChecks
-      1000000, // minimumDiff
-      60, // cutoff
+      10000000, // minimumDiff 10000000 / 60 = 16,666 sample/s is enable to mine, and one AX101 can provide 1M/12 = 83,333 sample/s power
+      60, // cutoff, means 1 minute for testnet and may need to change longer later
       1024, // diffAdjDivisor
-      100, // treasuryShare
+      100, // treasuryShare, means 1%
     ],
-    0, // startTime
-    0, // storageCost
-    0, // dcfFactor
-    1048576, // nonceLimit
+    startTime, // startTime
+    2000000000000, // storageCost - 2000Gwei forever per blob - https://ethresear.ch/t/ethstorage-scaling-ethereum-storage-via-l2-and-da/14223/6#incentivization-for-storing-m-physical-replicas-1
+    340282365167313208607671216367074279424n, // dcfFactor, it mean 0.85 for yearly discount
+    1048576, // nonceLimit 1024 * 1024 = 1M samples and finish sampling in 1.3s with IO rate 6144 MB/s: 4k * 2(random checks) / 6144 = 1.3s
     "0x0000000000000000000000000000000000000000", // treasury
-    0, // prepaidAmount
+    8192000000000000, // prepaidAmount - ~ 50% discount, 4096 blob cost for 1G data
     { gasPrice: 30000000000 }
   );
   await storageContract.deployed();
   console.log("storage contract address is ", storageContract.address);
+
+  // fund 10 eth into the storage contract to give reward for empty mining
+  const tx = await storageContract.sendValue({ value: ethers.utils.parseEther("10") });
+  await tx.wait();
+  console.log("balance of " + storageContract.address, await hre.ethers.provider.getBalance(storageContract.address));
 }
 
 // We recommend this pattern to be able to use async/await everywhere