diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index f8a25a0..b186a25 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -43,5 +43,5 @@ jobs:
           echo "Show what we have here:"
           ls
           python --version
-          python -m pytest ./tests --durations=0
+          python -m pytest ./tests -s
         shell: bash
diff --git a/lib/layers/super_core.py b/lib/layers/super_core.py
new file mode 100644
index 0000000..eb41901
--- /dev/null
+++ b/lib/layers/super_core.py
@@ -0,0 +1,5 @@
+#####################################################
+# Copyright (c) Xuanyi Dong [GitHub D-X-Y], 2021.03 #
+#####################################################
+from .super_module import SuperModule
+from .super_mlp import SuperLinear
diff --git a/lib/layers/super_mlp.py b/lib/layers/super_mlp.py
index 3f25ee8..15546c7 100644
--- a/lib/layers/super_mlp.py
+++ b/lib/layers/super_mlp.py
@@ -1,38 +1,71 @@
+#####################################################
+# Copyright (c) Xuanyi Dong [GitHub D-X-Y], 2021.03 #
+#####################################################
 import torch.nn as nn
 from torch.nn.parameter import Parameter
-from typing import Optional
+from torch import Tensor
 
+import math
+from typing import Optional, Union
+
+import spaces
 from layers.super_module import SuperModule
-from layers.super_module import SuperModule
+from layers.super_module import SuperRunType
+
+IntSpaceType = Union[int, spaces.Integer, spaces.Categorical]
+BoolSpaceType = Union[bool, spaces.Categorical]
 
 
 class SuperLinear(SuperModule):
     """Applies a linear transformation to the incoming data: :math:`y = xA^T + b`"""
 
-    def __init__(self, in_features: int, out_features: int, bias: bool = True) -> None:
+    def __init__(
+        self,
+        in_features: IntSpaceType,
+        out_features: IntSpaceType,
+        bias: BoolSpaceType = True,
+    ) -> None:
         super(SuperLinear, self).__init__()
-        self.in_features = in_features
-        self.out_features = out_features
-        self.weight = Parameter(torch.Tensor(out_features, in_features))
+
+        # the raw input args
+        self._in_features = in_features
+        self._out_features = out_features
+        self._bias = bias
+
+        self._super_weight = Parameter(
+            torch.Tensor(self.out_features, self.in_features)
+        )
         if bias:
-            self.bias = Parameter(torch.Tensor(out_features))
+            self._super_bias = Parameter(torch.Tensor(self.out_features))
         else:
-            self.register_parameter("bias", None)
+            self.register_parameter("_super_bias", None)
         self.reset_parameters()
 
-    def reset_parameters(self) -> None:
-        init.kaiming_uniform_(self.weight, a=math.sqrt(5))
-        if self.bias is not None:
-            fan_in, _ = init._calculate_fan_in_and_fan_out(self.weight)
-            bound = 1 / math.sqrt(fan_in)
-            init.uniform_(self.bias, -bound, bound)
+    @property
+    def in_features(self):
+        return spaces.get_max(self._in_features)
 
-    def forward(self, input: Tensor) -> Tensor:
-        return F.linear(input, self.weight, self.bias)
+    @property
+    def out_features(self):
+        return spaces.get_max(self._out_features)
+
+    @property
+    def bias(self):
+        return spaces.has_categorical(self._bias, True)
+
+    def reset_parameters(self) -> None:
+        nn.init.kaiming_uniform_(self._super_weight, a=math.sqrt(5))
+        if self.bias:
+            fan_in, _ = nn.init._calculate_fan_in_and_fan_out(self._super_weight)
+            bound = 1 / math.sqrt(fan_in)
+            nn.init.uniform_(self._super_bias, -bound, bound)
+
+    def forward_raw(self, input: Tensor) -> Tensor:
+        return F.linear(input, self._super_weight, self._super_bias)
 
     def extra_repr(self) -> str:
         return "in_features={:}, out_features={:}, bias={:}".format(
-            self.in_features, self.out_features, self.bias is not None
+            self.in_features, self.out_features, self.bias
         )
 
 
diff --git a/lib/layers/super_module.py b/lib/layers/super_module.py
index 7aa7c1a..f382654 100644
--- a/lib/layers/super_module.py
+++ b/lib/layers/super_module.py
@@ -4,6 +4,14 @@
 
 import abc
 import torch.nn as nn
+from enum import Enum
+
+
+class SuperRunMode(Enum):
+    """This class defines the enumerations for Super Model Running Mode."""
+
+    FullModel = "fullmodel"
+    Default = "fullmodel"
 
 
 class SuperModule(abc.ABCMeta, nn.Module):
@@ -11,7 +19,24 @@ class SuperModule(abc.ABCMeta, nn.Module):
 
     def __init__(self):
         super(SuperModule, self).__init__()
+        self._super_run_type = SuperRunMode.default
 
     @abc.abstractmethod
     def abstract_search_space(self):
         raise NotImplementedError
+
+    @property
+    def super_run_type(self):
+        return self._super_run_type
+
+    @abc.abstractmethod
+    def forward_raw(self, *inputs):
+        raise NotImplementedError
+
+    def forward(self, *inputs):
+        if self.super_run_type == SuperRunMode.FullModel:
+            return self.forward_raw(*inputs)
+        else:
+            raise ModeError(
+                "Unknown Super Model Run Mode: {:}".format(self.super_run_type)
+            )
diff --git a/lib/spaces/__init__.py b/lib/spaces/__init__.py
index a6e0807..2c6ce9b 100644
--- a/lib/spaces/__init__.py
+++ b/lib/spaces/__init__.py
@@ -9,3 +9,5 @@ from .basic_space import Continuous
 from .basic_space import Integer
 from .basic_op import has_categorical
 from .basic_op import has_continuous
+from .basic_op import get_min
+from .basic_op import get_max
diff --git a/lib/spaces/basic_op.py b/lib/spaces/basic_op.py
index b7f2814..2ba999a 100644
--- a/lib/spaces/basic_op.py
+++ b/lib/spaces/basic_op.py
@@ -1,4 +1,7 @@
 from spaces.basic_space import Space
+from spaces.basic_space import Integer
+from spaces.basic_space import Continuous
+from spaces.basic_space import Categorical
 from spaces.basic_space import _EPS
 
 
@@ -14,3 +17,33 @@ def has_continuous(space_or_value, x):
         return space_or_value.has(x)
     else:
         return abs(space_or_value - x) <= _EPS
+
+
+def get_max(space_or_value):
+    if isinstance(space_or_value, Integer):
+        return max(space_or_value.candidates)
+    elif isinstance(space_or_value, Continuous):
+        return space_or_value.upper
+    elif isinstance(space_or_value, Categorical):
+        values = []
+        for index in range(len(space_or_value)):
+            max_value = get_max(space_or_value[index])
+            values.append(max_value)
+        return max(values)
+    else:
+        return space_or_value
+
+
+def get_min(space_or_value):
+    if isinstance(space_or_value, Integer):
+        return min(space_or_value.candidates)
+    elif isinstance(space_or_value, Continuous):
+        return space_or_value.lower
+    elif isinstance(space_or_value, Categorical):
+        values = []
+        for index in range(len(space_or_value)):
+            min_value = get_min(space_or_value[index])
+            values.append(min_value)
+        return min(values)
+    else:
+        return space_or_value
diff --git a/lib/spaces/basic_space.py b/lib/spaces/basic_space.py
index 35fdc35..4664f60 100644
--- a/lib/spaces/basic_space.py
+++ b/lib/spaces/basic_space.py
@@ -10,6 +10,9 @@ import numpy as np
 
 from typing import Optional
 
+
+__all__ = ["_EPS", "Space", "Categorical", "Integer", "Continuous"]
+
 _EPS = 1e-9
 
 
@@ -54,6 +57,10 @@ class Categorical(Space):
         ), "default >= {:}".format(len(self._candidates))
         assert len(self) > 0, "Please provide at least one candidate"
 
+    @property
+    def candidates(self):
+        return self._candidates
+
     @property
     def determined(self):
         if len(self) == 1:
diff --git a/notebooks/spaces/random-search-mlp.ipynb b/notebooks/spaces/random-search-mlp.ipynb
new file mode 100644
index 0000000..a7e676d
--- /dev/null
+++ b/notebooks/spaces/random-search-mlp.ipynb
@@ -0,0 +1,80 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "library path: /Users/xuanyidong/Desktop/XAutoDL/lib\n"
+     ]
+    }
+   ],
+   "source": [
+    "#####################################################\n",
+    "# Copyright (c) Xuanyi Dong [GitHub D-X-Y], 2021.03 #\n",
+    "#####################################################\n",
+    "import abc, os, sys\n",
+    "from pathlib import Path\n",
+    "\n",
+    "__file__ = os.path.dirname(os.path.realpath(\"__file__\"))\n",
+    "\n",
+    "lib_dir = (Path(__file__).parent / \"..\" / \"lib\").resolve()\n",
+    "print(\"library path: {:}\".format(lib_dir))\n",
+    "assert lib_dir.exists(), \"{:} does not exist\".format(lib_dir)\n",
+    "if str(lib_dir) not in sys.path:\n",
+    "    sys.path.insert(0, str(lib_dir))"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "SuperRunType.FullModel\n",
+      "SuperRunType.FullModel\n",
+      "True\n",
+      "True\n"
+     ]
+    }
+   ],
+   "source": [
+    "from layers.super_core import SuperLinear\n",
+    "from layers.super_module import SuperRunMode\n",
+    "\n",
+    "print(SuperRunMode.Default)\n",
+    "print(SuperRunMode.FullModel)\n",
+    "print(SuperRunMode.Default == SuperRunMode.FullModel)\n",
+    "print(SuperRunMode.FullModel == SuperRunMode.FullModel)"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.8.3"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 4
+}
diff --git a/tests/test_basic_space.py b/tests/test_basic_space.py
index 9ea74c7..c02cddd 100644
--- a/tests/test_basic_space.py
+++ b/tests/test_basic_space.py
@@ -14,6 +14,9 @@ if str(lib_dir) not in sys.path:
 from spaces import Categorical
 from spaces import Continuous
 from spaces import Integer
+from spaces import Integer
+from spaces import get_min
+from spaces import get_max
 
 
 class TestBasicSpace(unittest.TestCase):
@@ -32,6 +35,8 @@ class TestBasicSpace(unittest.TestCase):
         for i in range(4):
             self.assertEqual(space[i], i + 1)
         self.assertEqual("Integer(lower=1, upper=4, default=None)", str(space))
+        self.assertEqual(get_max(space), 4)
+        self.assertEqual(get_min(space), 1)
 
     def test_continuous(self):
         random.seed(999)
@@ -84,5 +89,6 @@ class TestBasicSpace(unittest.TestCase):
             Categorical(4, Categorical(5, 6, 7, Categorical(8, 9), 10), 11),
             12,
         )
+        print(nested_space)
         for i in range(1, 13):
             self.assertTrue(nested_space.has(i))