diff --git a/cocos/3d/CCBundle3D.cpp b/cocos/3d/CCBundle3D.cpp
index 51abb6eb89..8c8bbab2f8 100644
--- a/cocos/3d/CCBundle3D.cpp
+++ b/cocos/3d/CCBundle3D.cpp
@@ -981,7 +981,7 @@ bool Bundle3D::loadJson(const std::string& path)
     _jsonBuffer[size] = '\0';
     if (_jsonReader.ParseInsitu<0>(_jsonBuffer).HasParseError())
     {
-        assert(0);
+        CCASSERT(false, "Parse json failed");
         clear();
         return false;
     }
@@ -1100,7 +1100,7 @@ bool Bundle3D::loadSkinDataJson(SkinData* skindata)
 
     const rapidjson::Value& skin_data_array = _jsonReader[SKIN ];
 
-    assert(skin_data_array.IsArray());
+    CCASSERT(skin_data_array.IsArray(), "skin data is not an array");
     const rapidjson::Value& skin_data_array_val_0 = skin_data_array[(rapidjson::SizeType)0];
 
     if (!skin_data_array_val_0.HasMember(BONES))
@@ -2009,7 +2009,7 @@ NTextureData::Usage Bundle3D::parseGLTextureType(const std::string& str)
     }
     else
     {
-        CCASSERT(false, "Wrong GL type");
+        CCASSERT(false, "Wrong Texture type");
         return NTextureData::Usage::Unknown;
     }
 }
@@ -2031,6 +2031,30 @@ unsigned int Bundle3D::parseGLProgramAttribute(const std::string& str)
     {
         return GLProgram::VERTEX_ATTRIB_TEX_COORD1;
     }
+    else if (str == "VERTEX_ATTRIB_TEX_COORD2")
+    {
+        return GLProgram::VERTEX_ATTRIB_TEX_COORD2;
+    }
+    else if (str == "VERTEX_ATTRIB_TEX_COORD3")
+    {
+        return GLProgram::VERTEX_ATTRIB_TEX_COORD3;
+    }
+    else if (str == "VERTEX_ATTRIB_TEX_COORD4")
+    {
+        return GLProgram::VERTEX_ATTRIB_TEX_COORD4;
+    }
+    else if (str == "VERTEX_ATTRIB_TEX_COORD5")
+    {
+        return GLProgram::VERTEX_ATTRIB_TEX_COORD5;
+    }
+    else if (str == "VERTEX_ATTRIB_TEX_COORD6")
+    {
+        return GLProgram::VERTEX_ATTRIB_TEX_COORD6;
+    }
+    else if (str == "VERTEX_ATTRIB_TEX_COORD7")
+    {
+        return GLProgram::VERTEX_ATTRIB_TEX_COORD7;
+    }
     else if (str == "VERTEX_ATTRIB_NORMAL")
     {
         return GLProgram::VERTEX_ATTRIB_NORMAL;
@@ -2045,7 +2069,7 @@ unsigned int Bundle3D::parseGLProgramAttribute(const std::string& str)
     }
     else
     {
-        assert(0);
+        CCASSERT(false, "Wrong Attribute type");
         return -1;
     }
 }
diff --git a/cocos/3d/CCSprite3D.cpp b/cocos/3d/CCSprite3D.cpp
index da17f67db0..2982fca9e1 100644
--- a/cocos/3d/CCSprite3D.cpp
+++ b/cocos/3d/CCSprite3D.cpp
@@ -46,7 +46,7 @@
 
 NS_CC_BEGIN
 
-std::string s_attributeNames[] = {GLProgram::ATTRIBUTE_NAME_POSITION, GLProgram::ATTRIBUTE_NAME_COLOR, GLProgram::ATTRIBUTE_NAME_TEX_COORD, GLProgram::ATTRIBUTE_NAME_TEX_COORD1, GLProgram::ATTRIBUTE_NAME_NORMAL, GLProgram::ATTRIBUTE_NAME_BLEND_WEIGHT, GLProgram::ATTRIBUTE_NAME_BLEND_INDEX};
+std::string s_attributeNames[] = {GLProgram::ATTRIBUTE_NAME_POSITION, GLProgram::ATTRIBUTE_NAME_COLOR, GLProgram::ATTRIBUTE_NAME_TEX_COORD, GLProgram::ATTRIBUTE_NAME_TEX_COORD1, GLProgram::ATTRIBUTE_NAME_TEX_COORD2,GLProgram::ATTRIBUTE_NAME_TEX_COORD3,GLProgram::ATTRIBUTE_NAME_TEX_COORD4,GLProgram::ATTRIBUTE_NAME_TEX_COORD5,GLProgram::ATTRIBUTE_NAME_TEX_COORD6,GLProgram::ATTRIBUTE_NAME_TEX_COORD7,GLProgram::ATTRIBUTE_NAME_NORMAL, GLProgram::ATTRIBUTE_NAME_BLEND_WEIGHT, GLProgram::ATTRIBUTE_NAME_BLEND_INDEX};
 
 Sprite3D* Sprite3D::create(const std::string &modelPath)
 {
diff --git a/cocos/renderer/CCGLProgram.cpp b/cocos/renderer/CCGLProgram.cpp
index 8a6d786731..4b757c5b0f 100644
--- a/cocos/renderer/CCGLProgram.cpp
+++ b/cocos/renderer/CCGLProgram.cpp
@@ -95,6 +95,12 @@ const char* GLProgram::ATTRIBUTE_NAME_COLOR = "a_color";
 const char* GLProgram::ATTRIBUTE_NAME_POSITION = "a_position";
 const char* GLProgram::ATTRIBUTE_NAME_TEX_COORD = "a_texCoord";
 const char* GLProgram::ATTRIBUTE_NAME_TEX_COORD1 = "a_texCoord1";
+const char* GLProgram::ATTRIBUTE_NAME_TEX_COORD2 = "a_texCoord2";
+const char* GLProgram::ATTRIBUTE_NAME_TEX_COORD3 = "a_texCoord3";
+const char* GLProgram::ATTRIBUTE_NAME_TEX_COORD4 = "a_texCoord4";
+const char* GLProgram::ATTRIBUTE_NAME_TEX_COORD5 = "a_texCoord5";
+const char* GLProgram::ATTRIBUTE_NAME_TEX_COORD6 = "a_texCoord6";
+const char* GLProgram::ATTRIBUTE_NAME_TEX_COORD7 = "a_texCoord7";
 const char* GLProgram::ATTRIBUTE_NAME_NORMAL = "a_normal";
 const char* GLProgram::ATTRIBUTE_NAME_BLEND_WEIGHT = "a_blendWeight";
 const char* GLProgram::ATTRIBUTE_NAME_BLEND_INDEX = "a_blendIndex";
@@ -283,6 +289,12 @@ void GLProgram::bindPredefinedVertexAttribs()
         {GLProgram::ATTRIBUTE_NAME_COLOR, GLProgram::VERTEX_ATTRIB_COLOR},
         {GLProgram::ATTRIBUTE_NAME_TEX_COORD, GLProgram::VERTEX_ATTRIB_TEX_COORD},
         {GLProgram::ATTRIBUTE_NAME_TEX_COORD1, GLProgram::VERTEX_ATTRIB_TEX_COORD1},
+        {GLProgram::ATTRIBUTE_NAME_TEX_COORD2, GLProgram::VERTEX_ATTRIB_TEX_COORD2},
+        {GLProgram::ATTRIBUTE_NAME_TEX_COORD3, GLProgram::VERTEX_ATTRIB_TEX_COORD3},
+        {GLProgram::ATTRIBUTE_NAME_TEX_COORD4, GLProgram::VERTEX_ATTRIB_TEX_COORD4},
+        {GLProgram::ATTRIBUTE_NAME_TEX_COORD5, GLProgram::VERTEX_ATTRIB_TEX_COORD5},
+        {GLProgram::ATTRIBUTE_NAME_TEX_COORD6, GLProgram::VERTEX_ATTRIB_TEX_COORD6},
+        {GLProgram::ATTRIBUTE_NAME_TEX_COORD7, GLProgram::VERTEX_ATTRIB_TEX_COORD7},
         {GLProgram::ATTRIBUTE_NAME_NORMAL, GLProgram::VERTEX_ATTRIB_NORMAL},
     };
 
diff --git a/cocos/renderer/CCGLProgram.h b/cocos/renderer/CCGLProgram.h
index 973c2d8d6d..d73519562f 100644
--- a/cocos/renderer/CCGLProgram.h
+++ b/cocos/renderer/CCGLProgram.h
@@ -85,6 +85,12 @@ public:
         VERTEX_ATTRIB_COLOR,
         VERTEX_ATTRIB_TEX_COORD,
         VERTEX_ATTRIB_TEX_COORD1,
+        VERTEX_ATTRIB_TEX_COORD2,
+        VERTEX_ATTRIB_TEX_COORD3,
+        VERTEX_ATTRIB_TEX_COORD4,
+        VERTEX_ATTRIB_TEX_COORD5,
+        VERTEX_ATTRIB_TEX_COORD6,
+        VERTEX_ATTRIB_TEX_COORD7,
         VERTEX_ATTRIB_NORMAL,
         VERTEX_ATTRIB_BLEND_WEIGHT,
         VERTEX_ATTRIB_BLEND_INDEX,
@@ -154,6 +160,12 @@ public:
     static const char* ATTRIBUTE_NAME_POSITION;
     static const char* ATTRIBUTE_NAME_TEX_COORD;
     static const char* ATTRIBUTE_NAME_TEX_COORD1;
+    static const char* ATTRIBUTE_NAME_TEX_COORD2;
+    static const char* ATTRIBUTE_NAME_TEX_COORD3;
+    static const char* ATTRIBUTE_NAME_TEX_COORD4;
+    static const char* ATTRIBUTE_NAME_TEX_COORD5;
+    static const char* ATTRIBUTE_NAME_TEX_COORD6;
+    static const char* ATTRIBUTE_NAME_TEX_COORD7;
     static const char* ATTRIBUTE_NAME_NORMAL;
     static const char* ATTRIBUTE_NAME_BLEND_WEIGHT;
     static const char* ATTRIBUTE_NAME_BLEND_INDEX;