diff --git a/server/web3service/services/factory.js b/server/web3service/services/factory.js
index 983769a..d15c2c0 100644
--- a/server/web3service/services/factory.js
+++ b/server/web3service/services/factory.js
@@ -1,5 +1,25 @@
+const services = {};
+
+async function add(clsName, modName) {
+  const modClass = require('./' + modName);
+  services[clsName] = {
+    'clsName': clsName,
+    'modName': modName,
+    'class': modClass
+  };
+}
+
+async function addSingle(clsName, modName) {
+}
+
 async function init() {
 
 }
 
+function create(name) {
+  const service = services[name];
+  return new service['class']();
+}
+
 exports.init = init;
+exports.create = create;