ReflectionHelper

 public static T GetInstance<T>(Assembly assembly, string fullNamespace)
        {
            return (T)assembly.CreateInstance(fullNamespace);
        }

        public static T GetInstance<T>(string assemblyName, string fullNamespace)
        {
            var path = GetFullAssemblyPath(assemblyName);
            return (T)Assembly.LoadFile(path).CreateInstance(fullNamespace);
        }

        public static object GetInstance(string assemblyName, string fullNamespace)
        {
            var path = GetFullAssemblyPath(assemblyName);
            return Assembly.LoadFile(path).CreateInstance(fullNamespace);
        }

        public static object GetInstance(string typeInfo)
        {
            string[] types = typeInfo.Split(',');
            object tempObject = null;
            if (types.Length == 1)
            {
                tempObject = GetInstance<Object>(typeof(ReflectionHelper).GetType().Assembly, types[0].Trim());

            }
            else if (types.Length == 2)
            {
                tempObject = GetInstance<Object>(types[1].Trim(), types[0].Trim());
            }

            return tempObject;
        }

        public static Type GetType(Assembly assembly, string fullNamespace)
        {
            return assembly.CreateInstance(fullNamespace).GetType();
        }

        public static Type GetType(string assemblyName, string fullNamespace)
        {
            Assembly assembly = Assembly.LoadFile(GetFullAssemblyPath(assemblyName));
            return GetType(assembly, fullNamespace);
        }

        public static Type GetType(string typeInfo)
        {
            string[] types = typeInfo.Split(',');
            Type tempType = null;
            if (types.Length == 1)
            {
                tempType = GetType(typeof(ReflectionHelper).Assembly, types[0]);
            }
            else if (types.Length == 2)
            {
                tempType = GetType(types[1].Trim(), types[0].Trim());
            }

            return tempType;
        }

        public static T GetInstanceFromXml<T>(string typeInfo, string filePath)
        {
            Type configType = GetType(typeInfo);

            if (configType == null)
            {
                throw new Exception(string.Format("occur error when initialize {0}!", filePath));
            }

            return XmlHelper.ConvertToObject<T>(configType, filePath);
        }

        public static string GetFullAssemblyPath(string assemblyName)
        {
            var path = AppDomain.CurrentDomain.BaseDirectory;
            var debugPath = @"bin\Debug\";
            if (!path.Substring(path.Length - debugPath.Length - 1, debugPath.Length)
                .ToLower().Equals(debugPath.ToLower()))
            {
                path = string.Concat(path, @"bin\");
            }

            return string.Concat(path, assemblyName);
        }