diff --git a/public/js/controllers/AccountsController.js b/public/js/controllers/AccountsController.js
index 38363b0e1..f19a1f45b 100755
--- a/public/js/controllers/AccountsController.js
+++ b/public/js/controllers/AccountsController.js
@@ -58,9 +58,6 @@ angular.module('BlocksApp').controller('AccountsController', function($statePara
         {
           render:
             function(data, type, row) {
-              if (data & 0x1) {
-                return "Contract";
-              }
               if (data & 0x4) { // user defined account type
                 var accountType = data >> 3;
                 accountType = accountType.toString();
@@ -69,6 +66,9 @@ angular.module('BlocksApp').controller('AccountsController', function($statePara
                 }
                 return "Genesis Alloc";
               }
+              if (data & 0x1) {
+                return "Contract";
+              }
               return "Account";
             },
           targets: [2]
diff --git a/routes/richlist.js b/routes/richlist.js
index 8516645c2..e833465d7 100644
--- a/routes/richlist.js
+++ b/routes/richlist.js
@@ -3,41 +3,105 @@
  * Endpoint for richlist
  */
 
+var _ = require('lodash');
 var async = require('async');
 var mongoose = require('mongoose');
 
 require( '../db.js' );
 var Account = mongoose.model('Account');
 
+// load config.json
+var config = { nodeAddr: 'localhost', gethPort: 8545 };
+try {
+  var local = require('../config.json');
+  _.extend(config, local);
+  console.log('config.json found.');
+} catch (error) {
+  if (error.code === 'MODULE_NOT_FOUND') {
+    var local = require('../config.example.json');
+    _.extend(config, local);
+    console.log('No config file found. Using default configuration... (config.example.json)');
+  } else {
+    throw error;
+    process.exit(1);
+  }
+}
+
 var getAccounts = function(req, res) {
   var self = getAccounts;
   if (!self.totalSupply) {
-    self.totalSupply = -1;
-    self.timestamp = 0;
+    self.totalSupply = {};
+    self.timestamp = {};
+    self.count = {};
+    self.cacheTime = config.settings.cacheTime || 30*60;
+  }
+
+  // search word
+  var search = req.body.search && req.body.search.value;
+  var searchArg = {};
+  var searchType = -1;
+  if (search) {
+    // check user defined accountTypes
+    if (config.settings.accountTypes) {
+      try {
+        var searchre = new RegExp(search, 'i');
+        _.forEach(config.settings.accountTypes, function(v, k) {
+          console.log(v, k, search);
+          if (v.match(searchre)) {
+            searchType = (k << 3) | 0x4; // user defined type
+            return false;
+          }
+        });
+      } catch (e) {
+        // ignore
+      }
+    }
+
+    // check default account types
+    if (searchType < 0) {
+      try {
+        var searchre = new RegExp(search, 'i');
+        if ('account'.match(searchre)) {
+          searchType = 0; // normal account
+        } else if ('contract'.match(searchre)) {
+          searchType = 1; // contract
+        }
+      } catch (e) {
+        // ignore
+      }
+    }
+    if (searchType >= 0) {
+      searchArg = { type: searchType };
+    }
   }
 
-  // check cached totalSupply
-  if (new Date() - self.timestamp > 30*60*1000) {
-    self.totalSupply = -1;
-    self.timestamp = 0;
+  // check cached totalSupply and count
+  if (!self.timestamp[searchType] || new Date() - self.timestamp[searchType] > self.cacheTime*1000) {
+    self.totalSupply[searchType] = -1;
+    self.timestamp[searchType] = 0;
+    self.count[searchType] = 0;
   }
 
   // count accounts only once
-  var count = req.body.recordsTotal || 0;
+  var count = self.count[searchType] || 0;
   count = parseInt(count);
   if (count < 0) {
     count = 0;
   }
 
   // get totalSupply only once
-  var queryTotalSupply = self.totalSupply || req.body.totalSupply || null;
+  var queryTotalSupply = self.totalSupply[searchType] || -1;
+
+  var aggregateArg = [];
+  if (searchType >= 0) {
+    aggregateArg.push({ $match: searchArg });
+  }
+  aggregateArg.push({ $group: { _id: null, totalSupply: { $sum: '$balance' } } });
 
   async.waterfall([
     function(callback) {
       if (queryTotalSupply < 0) {
-        Account.aggregate([
-          { $group: { _id: null, totalSupply: { $sum: '$balance' } } }
-        ]).exec(function(err, docs) {
+        Account.aggregate(aggregateArg).exec(function(err, docs) {
           if (err) {
             callbck(err);
             return;
@@ -45,8 +109,8 @@ var getAccounts = function(req, res) {
 
           var totalSupply = docs[0].totalSupply;
           // update cache
-          self.timestamp = new Date();
-          self.totalSupply = totalSupply;
+          self.timestamp[searchType] = new Date();
+          self.totalSupply[searchType] = totalSupply;
           callback(null, totalSupply);
         });
       } else {
@@ -56,13 +120,14 @@ var getAccounts = function(req, res) {
     function(totalSupply, callback) {
       if (!count) {
         // get the number of all accounts
-        Account.count({}, function(err, count) {
+        Account.count(searchArg, function(err, count) {
           if (err) {
             callbck(err);
             return;
           }
 
           count = parseInt(count);
+          self.count[searchType] = count;
           callback(null, totalSupply, count);
         });
       } else {
@@ -102,7 +167,7 @@ var getAccounts = function(req, res) {
       data.totalSupply = totalSupply;
     }
 
-    Account.find({}).lean(true).sort(sortOrder).skip(start).limit(limit)
+    Account.find(searchArg).lean(true).sort(sortOrder).skip(start).limit(limit)
       .exec(function (err, accounts) {
         if (err) {
           res.write(JSON.stringify({"error": true}));