diff --git a/huagao/CAboutDlg.cpp b/huagao/CAboutDlg.cpp
index af74672d..d5ae3e82 100644
--- a/huagao/CAboutDlg.cpp
+++ b/huagao/CAboutDlg.cpp
@@ -53,15 +53,17 @@ BOOL CAboutDlg::OnInitDialog()
 	CStatic* pStatic = (CStatic*)GetDlgItem(IDC_PICABOUTHUAGO);
 #ifdef MAKEHUAGAO
 	HBITMAP hBitmap = ::LoadBitmap(AfxGetInstanceHandle(), MAKEINTRESOURCE(IDB_BMPABOUTDLG));
+#elif defined HANVON
+	HBITMAP hBitmap = ::LoadBitmap(AfxGetInstanceHandle(), MAKEINTRESOURCE(IDB_BITMAP3));
 #else defined LANXUM
 	HBITMAP hBitmap = ::LoadBitmap(AfxGetInstanceHandle(), MAKEINTRESOURCE(IDB_BITMAP2));
 #endif 
 	pStatic->ModifyStyle(0xF, SS_BITMAP | SS_CENTERIMAGE);
 	pStatic->SetBitmap(hBitmap);
-#ifndef MAKEHUAGAO
-#ifndef LANXUM
+#if defined MAKEHUAGAO || defined LANXUM || defined HANVON
+	GetDlgItem(IDC_PICABOUTHUAGO)->ShowWindow(TRUE);
+#else
 	GetDlgItem(IDC_PICABOUTHUAGO)->ShowWindow(FALSE);
-#endif // !LANXUM
 #endif
 	SetDlgItemText(IDC_LBDESIGNERVALUE, COMPANY_NAME);
 	SetDlgItemText(IDC_LBCOMPANYADDRESS, COMPANY_ADDRESS);
diff --git a/huagao/CBasicPage.cpp b/huagao/CBasicPage.cpp
index 1c4fb66b..379291d4 100644
--- a/huagao/CBasicPage.cpp
+++ b/huagao/CBasicPage.cpp
@@ -181,6 +181,7 @@ BEGIN_MESSAGE_MAP(CBasicPage, CTabPageSSL)
 	ON_CBN_SELCHANGE(IDC_CMBRESLUTION, &CBasicPage::OnCbnSelchangeCmbreslution)
 	ON_CBN_SELCHANGE(IDC_CMBDUPLEX, &CBasicPage::OnCbnSelchangeCmbduplex)
 	ON_BN_CLICKED(IDC_BTNDISCARDSETTING, &CBasicPage::OnClickedBtndiscardsetting)
+	ON_NOTIFY(NM_RELEASEDCAPTURE, IDC_SLIDERDPI, &CBasicPage::OnNMReleasedcaptureSliderdpi)
 END_MESSAGE_MAP()
 
 
@@ -270,6 +271,17 @@ void CBasicPage::updateCmbDuplex(BOOL insert)
 	//int tmp_resindex = m_cmBoxResultion->GetCurSel();
 	int tmp_resindex = m_Slider_Dpi.m_iPosition;
 	int totalcount = m_cmBoxDuplex->GetCount();
+
+	if (tmp_duplexindex == 0)
+	{
+		GetDlgItem(IDC_CKBSWITCHFRONTBACK)->EnableWindow(FALSE);
+		((CButton*)GetDlgItem(IDC_CKBSWITCHFRONTBACK))->SetCheck(FALSE);
+	}
+	else
+	{
+		GetDlgItem(IDC_CKBSWITCHFRONTBACK)->EnableWindow(TRUE);
+	}
+
 	if (tmp_colorindex == 0 && tmp_paperindex > 19 && tmp_resindex >= 300) {
 		if (m_cmBoxDuplex->GetCurSel() == 4)
 		{
@@ -283,6 +295,20 @@ void CBasicPage::updateCmbDuplex(BOOL insert)
 			m_cmBoxDuplex->InsertString(4, TEXT("对折"));
 		}
 	}
+	if (m_Slider_Dpi.m_iPosition > 300 && m_cmBoxSS->GetCount() > 20)
+	{
+		if (m_cmBoxSS->GetCurSel() >= 20)
+			m_cmBoxSS->SetCurSel(19);
+		m_cmBoxSS->DeleteString(22);
+		m_cmBoxSS->DeleteString(21);
+		m_cmBoxSS->DeleteString(20);
+	}
+	else if (m_Slider_Dpi.m_iPosition <= 300 && m_cmBoxSS->GetCount() <= 20)
+	{
+		m_cmBoxSS->InsertString(20, _T("最大扫描尺寸自动裁切"));
+		m_cmBoxSS->InsertString(21, _T("最大扫描尺寸"));
+		m_cmBoxSS->InsertString(22, _T("三联试卷"));
+	}
 #ifndef G300
 	if (tmp_paperindex == 19 || tmp_paperindex == 20 || tmp_paperindex == 21 || tmp_paperindex == 22 || tmp_paperindex == 1|| tmp_paperindex == 4|| tmp_paperindex == 5){
 		(((CButton*)GetDlgItem(IDC_CKBSIZEDETECT)))->SetCheck(false);
@@ -306,3 +332,39 @@ void CBasicPage::updateCmbDuplex(BOOL insert)
 
 
 
+
+
+void CBasicPage::OnNMReleasedcaptureSliderdpi(NMHDR* pNMHDR, LRESULT* pResult)
+{
+	// TODO: 在此添加控件通知处理程序代码
+	if(pResult!=nullptr)
+		*pResult = 0;
+#ifdef G200
+
+	if (m_Slider_Dpi.m_iPosition > 300 && m_cmBoxSS->GetCount() > 20)
+	{
+		if (m_cmBoxSS->GetCurSel() >= 20)
+			m_cmBoxSS->SetCurSel(19);
+		m_cmBoxSS->DeleteString(22);
+		m_cmBoxSS->DeleteString(21);
+		m_cmBoxSS->DeleteString(20);
+	}
+	else if (m_Slider_Dpi.m_iPosition <= 300 && m_cmBoxSS->GetCount() <= 20)
+	{
+		m_cmBoxSS->InsertString(20,_T("最大扫描尺寸自动裁切"));
+		m_cmBoxSS->InsertString(21,_T("最大扫描尺寸"));
+		m_cmBoxSS->InsertString(22,_T("三联试卷"));
+	}
+	if (m_Slider_Dpi.m_iPosition > 300 && m_cmBoxDuplex->GetCount() > 4)
+	{
+		if (m_cmBoxDuplex->GetCurSel() == 4)
+			m_cmBoxDuplex->SetCurSel(1);
+		m_cmBoxDuplex->DeleteString(4);
+	}
+	else if (m_Slider_Dpi.m_iPosition <= 300 && m_cmBoxDuplex->GetCount() <= 4)
+	{
+		m_cmBoxDuplex->InsertString(4, _T("对折"));
+	}
+#endif // G200
+
+}
diff --git a/huagao/CBasicPage.h b/huagao/CBasicPage.h
index 65c6211b..cd62f446 100644
--- a/huagao/CBasicPage.h
+++ b/huagao/CBasicPage.h
@@ -54,4 +54,5 @@ private:
 	std::string m_serialNum;
 public:
 	afx_msg void OnCbnSelchangeCblowpowermode();
+	afx_msg void OnNMReleasedcaptureSliderdpi(NMHDR* pNMHDR, LRESULT* pResult);
 };
diff --git a/huagao/CTwainUI.cpp b/huagao/CTwainUI.cpp
index 36b5eb57..65d6d559 100644
--- a/huagao/CTwainUI.cpp
+++ b/huagao/CTwainUI.cpp
@@ -66,6 +66,7 @@ BOOL CTwainUI::OnInitDialog()
 		m_pageImageProc->ImageAutoDescrewUpdate(m_pageBasic->m_cmBoxSS->GetCurSel());
 		//m_pageFeedPaper->FeedAutoDescrewUpdate(m_pageBasic->m_cmBoxSS->GetCurSel());
 		UpdateUi();
+		m_pageBasic->OnNMReleasedcaptureSliderdpi(nullptr, nullptr);
 	};
 
 	int nPageID = 0;
@@ -85,7 +86,7 @@ BOOL CTwainUI::OnInitDialog()
 	UpdateUI();
 	UpdateListConfig();
 	dataChangeFunction();	
-	setvisable_size(false);
+	//setvisable_size(false);
 #ifdef G200
 	setvisable_sleepmode(false);
 #endif // G200
diff --git a/huagao/Device/G400ScanConfig.cpp b/huagao/Device/G400ScanConfig.cpp
index adc3a587..511f6833 100644
--- a/huagao/Device/G400ScanConfig.cpp
+++ b/huagao/Device/G400ScanConfig.cpp
@@ -10,6 +10,7 @@ G400ScanConfig::G400ScanConfig(GScanCap& gcap)
 		cfg.params.isColor = 1;
 	else
 		cfg.params.isColor = SupPixelTypes[gcap.pixtype];
+	//cfg.params.isColor = 1;
 #ifdef UV
 	cfg.params.enableUV = gcap.hardwarecaps.en_uv;//gcap.hardwarecaps.en_stapledetect==0?0:1;
 #else
diff --git a/huagao/Device/GScan.h b/huagao/Device/GScan.h
index ac79bd2c..ef9bba92 100644
--- a/huagao/Device/GScan.h
+++ b/huagao/Device/GScan.h
@@ -120,7 +120,7 @@ static  map<UsbSupported, string> msgs = {
 	{UsbSupported::USB_BULK_ERROR,"USB���ݶ�ȡ����"},
 	{UsbSupported::V4L2_AQULRE_ERROR,"ɨ����ȡͼʧ�ܣ�"},
 	{UsbSupported::V4L2_IMAGE_EMPTY,"ɨ����ͼ�����쳣��"},
-	{UsbSupported::SLEEPING,"�豸��������ģʽ���뻽�����ߺ���ɨ�裡"},
+	{UsbSupported::SLEEPING,"�豸��������ģʽ���밴��Դ���ر����ߣ�"},
 	{UsbSupported::HAVE_DOGEAR,"��⵽���۽ǣ�ֹͣɨ�裡"},
 };
 
@@ -140,7 +140,7 @@ class IScanner
 public:
 	IScanner() {
 		imgreadednum = imgtransfered = roller_num = lose_image_num = 0; 
-		is_AndroidOrLinux = false;
+		is_Android = false;
 	}
 	virtual ~IScanner()
 	{
@@ -263,7 +263,7 @@ protected:
 	int roller_num;
 	int scannum;
 	int lose_image_num;
-	bool is_AndroidOrLinux;
+	bool is_Android;
 	int error_index;
 
 };
\ No newline at end of file
diff --git a/huagao/Device/GScanO1003399.cpp b/huagao/Device/GScanO1003399.cpp
index be2e7dfb..d2a81a6a 100644
--- a/huagao/Device/GScanO1003399.cpp
+++ b/huagao/Device/GScanO1003399.cpp
@@ -127,6 +127,12 @@ int GScanO1003399::aquire_bmpdata(std::vector<unsigned char>& bmpdata)
 	{
 		if ((imagecount == 0)  && (!scanflag) || (sw.elapsed_s() > 30))
 		{
+			if (is_scan())
+			{
+				sw.reset();
+				continue;
+			}
+
 			DoEvents();
 			this_thread::sleep_for(chrono::milliseconds(1));
 			if (sw.elapsed_s() > 30.0)
diff --git a/huagao/Device/GScanO400.cpp b/huagao/Device/GScanO400.cpp
index ba4b3588..461592bb 100644
--- a/huagao/Device/GScanO400.cpp
+++ b/huagao/Device/GScanO400.cpp
@@ -264,10 +264,10 @@ std::string GScanO400::GetFWVersion()
 				m_usb->read_bulk(&fwVersion[0], fwVersion.size());
 			std::this_thread::sleep_for(chrono::milliseconds(10));
 		}
-		if (fwVersion.substr(0, 2) == "G3" || fwVersion.substr(0, 2) == "G4")
-			is_AndroidOrLinux = false;
+		if (fwVersion.substr(0, 2) == "G3" || fwVersion.substr(0, 2) == "G4" ||fwVersion.substr(0,2)== "GU")
+			is_Android = false;
 		else
-			is_AndroidOrLinux = true;
+			is_Android = true;
 		return fwVersion;
 	}
 	return "";
@@ -333,7 +333,7 @@ BOOL GScanO400::Get_Scanner_PaperOn()
 		Set_ErrorCode(USB_DISCONNECTED);
 		return true;
 	}
-	//return false;
+
 	USBCB usbcb = { GET_PAPER_STATUS ,2,0 };
 	std::lock_guard<std::mutex> lck(m_imgLocker);
 	m_usb->write_bulk(&usbcb, sizeof(usbcb));
@@ -386,6 +386,7 @@ void GScanO400::config_params(GScanCap& params)
 void GScanO400::Scanner_StartScan(UINT16 count)
 {
 	scanfalg = false;
+	Set_ErrorCode(0);
 	roller_num = Get_Roller_num();
 	std::lock_guard<std::mutex> lck(m_imgLocker);
 	if (m_threadUsb && m_threadUsb->joinable()) {
@@ -453,29 +454,20 @@ void GScanO400::Scanner_StartScan(UINT16 count)
 
 int GScanO400::notifyscan()
 {
-	if (is_AndroidOrLinux)
-		return 2;
 	if (!m_usb.get() && !m_usb->is_connected())
 		return -1;
 	USBCB notify = { 0x100,0,0 };
 	m_usb->write_bulk(&notify, sizeof(notify));
 	m_usb->read_bulk(&notify, sizeof(notify));
-	if (notify.u32_Data == 0x100)
+	if ((notify.u32_Data != 0x10 && GetFWVersion().length() < 10) || notify.u32_Data == 0x100)
 	{
-		ShellExecute(NULL, TEXT("open"), GetHidedlgPath(), CString("ɨ���Ǵ�������״̬���ڻ��ѣ� ��ʾ "), NULL, SW_HIDE);
-		auto now = std::chrono::system_clock::now();
-		while (std::chrono::system_clock::now() < now + std::chrono::milliseconds(8000))
-		{
-			DoEvents();
-		}
-		ShellExecute(NULL, TEXT("open"), GetHidedlgPath(), CString("ɨ���ǻ�����ɣ� ��ʾ "), NULL, SW_HIDE);
-		return 1;
+		ShellExecute(NULL, TEXT("open"), GetHidedlgPath(), CString("ɨ���Ǵ�������״̬,�밴��Դ�����ѣ� ��ʾ "), NULL, SW_HIDE);
+		return -1;
 	}
-	else if (notify.u32_Data == 0x10)
-		return 0;
-	return -1;
+	return 1;
 }
 
+
 void GScanO400::Stop_scan()
 {
 	std::lock_guard<std::mutex> lck(m_imgLocker);
@@ -676,7 +668,7 @@ void GScanO400::usbmain()
 				UpdateScanInfo(countNReaded(), get_imgTransfered());
 #endif
 
-				if (!is_AndroidOrLinux)
+				if (!is_Android)
 					Pop_Image();
 				FileTools::writelog(log_INFO, "��ɨ���ǽ���" + to_string(get_imgnReaded()) + "���ļ�����ʱ  " + to_string(sw.elapsed_ms()));
 				sw.reset();
@@ -703,7 +695,7 @@ void GScanO400::usbmain()
 			case USB_BULK_ERROR:
 				if (!haveError)
 				{
-					//if (is_AndroidOrLinux)
+					//if (is_Android)
 					//{
 					haveError = true;
 					Set_ErrorCode(usbcb.u32_Data);
diff --git a/huagao/Device/ImageMatQueue.cpp b/huagao/Device/ImageMatQueue.cpp
index 7b963e1b..c4918e94 100644
--- a/huagao/Device/ImageMatQueue.cpp
+++ b/huagao/Device/ImageMatQueue.cpp
@@ -264,7 +264,7 @@ void ImageMatQueue::setparam(const GScanCap& param)
 	{
 		CImageApplyResize* apply;
 		bool islongcustomcrop = false;
-		if (param.papertype == TwSS::USStatement)
+		if (param.papertype == TwSS::USStatement || param.normalCrop)
 			islongcustomcrop = true;
 		if (param.is_autocrop || islongcustomcrop) {
 			double ratio = param.resolution_dst / 200.0;//
@@ -311,6 +311,8 @@ void ImageMatQueue::setparam(const GScanCap& param)
 		SHGetSpecialFolderPath(NULL, szIniFile, CSIDL_WINDOWS, TRUE);
 #ifdef LANXUM
 		_tcscat(szIniFile, _T("\\twain_32\\LANXUMSCAN\\tessdata"));
+#elif defined HANVON
+		_tcscat(szIniFile, _T("\\twain_32\\HanvonScan\\tessdata"));
 #else
 		_tcscat(szIniFile, _T("\\twain_32\\HuaGoScan\\tessdata"));
 #endif // 
@@ -507,6 +509,9 @@ void ImageMatQueue::proc()
 		else
 		{
 			auto mat = imread(info.path, rmc);
+			//auto mat = imread(info.path, IMREAD_COLOR);
+			//if (rmc == IMREAD_GRAYSCALE)
+			//	cvtColor(mat, mat, CV_RGB2GRAY);
 			if (!mat.empty())
 			{
 				Mat front = mat(Rect(0, 0, mat.cols / 2, mat.rows));
@@ -605,7 +610,8 @@ void ImageMatQueue::proc()
 					if (mats[i].channels() == 3)
 						cvtColor(mats[i], mats[i], cv::COLOR_BGR2GRAY);
 #endif
-				idata = (scanParam.pixtype == 0 || (((scanParam.automaticcolortype == 0) && (scanParam.automaticcolor == true)) && (mats[i].channels() == 1))) ? (IMat2Bmp)Mat2BmpBw(mats[i], scanParam.resolution_dst) : Mat2Bmp(mats[i], scanParam.resolution_dst);
+				idata = (scanParam.pixtype == 0 || (((scanParam.automaticcolortype == 0) && (scanParam.automaticcolor == true)) && (mats[i].channels() == 1))) ?
+					(IMat2Bmp)Mat2BmpBw(mats[i], scanParam.resolution_dst) : Mat2Bmp(mats[i], scanParam.resolution_dst);
 				if (!scanParam.multi_output_red)
 					mats[i].release();
 
diff --git a/huagao/Device/ImageMatQueue.h b/huagao/Device/ImageMatQueue.h
index 96b93109..62ca9173 100644
--- a/huagao/Device/ImageMatQueue.h
+++ b/huagao/Device/ImageMatQueue.h
@@ -49,16 +49,17 @@ public:
 			}
 			memcpy(m_data->data() + 54, colortable, 256 * 4);
 		}
-		cv::imencode(".bmp", mat, *(m_data.get()));
+		//cv::imencode(".bmp", mat, *(m_data.get()));
 		setBmpFileHeader(mat);
 		setBmpInfoHeader(mat, res);
-		//uchar* data = m_data->data() + headersize + bmpdatasize;
-		//uchar* matdata = mat.data;
-		//for (int i = 0; i < mat.rows; i++) {
-		//	data -= m_datalinesize;
-		//	memcpy(data, matdata, step);
-		//	matdata += step;
-		//}
+	
+		uchar* data = m_data->data() + headersize + bmpdatasize;
+		uchar* matdata = mat.data;
+		for (int i = 0; i < mat.rows; i++) {
+			data -= m_datalinesize;
+			memcpy(data, matdata, step);
+			matdata += step;
+		}
 	}
 private:
 	void setBmpFileHeader(const cv::Mat& mat)
diff --git a/huagao/Device/PublicFunc.cpp b/huagao/Device/PublicFunc.cpp
index 66dd63e4..a3fb52da 100644
--- a/huagao/Device/PublicFunc.cpp
+++ b/huagao/Device/PublicFunc.cpp
@@ -461,6 +461,8 @@ CString GetHidedlgPath()
 	SHGetSpecialFolderPath(NULL, szIniFile, CSIDL_WINDOWS, TRUE);
 #ifdef MAKEHUAGAO
 	_tcscat(szIniFile, _T("\\twain_32\\HuaGoScan\\hidedlg.exe"));
+#elif defined HANVON 
+	_tcscat(szIniFile, _T("\\twain_32\\HanvonScan\\hidedlg.exe"));
 #elif defined LANXUM
 	_tcscat(szIniFile, _T("\\twain_32\\LANXUMSCAN\\hidedlg.exe"));
 #else // MAKEHUAGAO
diff --git a/huagao/GscanJsonConfig.cpp b/huagao/GscanJsonConfig.cpp
index dd11cb81..f8221c7c 100644
--- a/huagao/GscanJsonConfig.cpp
+++ b/huagao/GscanJsonConfig.cpp
@@ -108,9 +108,9 @@ void GscanJsonConfig::SaveGscanCapConfig(const GScanCap & gcap, const std::strin
 #ifdef UV
 	outJson["Config"].Add(ENUVMODEL, (bool)(gcap.hardwarecaps.en_uv), false);
 #endif
-	outJson["Config"].Add(BRIGHTNESS, (int)(gcap.brightness));
+	outJson["Config"].Add(BRIGHTNESS, (double)(gcap.brightness));
 	outJson["Config"].Add(AUTOCONTRAST, (bool)(gcap.is_autocontrast), false);
-	outJson["Config"].Add(CONTRAST, (int)(gcap.contrast));
+	outJson["Config"].Add(CONTRAST, (double)(gcap.contrast));
 	outJson["Config"].Add(GAMMA_, (double)(gcap.gamma));
 
 	outJson["Config"].Add(FILTERTYPE, (int)(gcap.filter));
@@ -131,10 +131,10 @@ void GscanJsonConfig::SaveGscanCapConfig(const GScanCap & gcap, const std::strin
 	outJson["Config"].Add(DOCORIENTATION, (int)(gcap.imageRotateDegree));
 	outJson["Config"].Add(AUTO_TEXT, (bool)(gcap.is_autotext),false);
 	outJson["Config"].Add(BACKROTATE180, (bool)(gcap.is_backrotate180), false);
-	outJson["Config"].Add(NOISE, (int)(gcap.noise), false);
+	outJson["Config"].Add(NOISE, (int)(gcap.noise));
 	outJson["Config"].Add(ISCONVEX, (bool)(gcap.is_convex), false);
-	outJson["Config"].Add(INDENT, (int)(gcap.indent), false);
-	outJson["Config"].Add(AUTOCROP_THRESHOLD, (int)(gcap.AutoCrop_threshold), false);
+	outJson["Config"].Add(INDENT, (int)(gcap.indent));
+	outJson["Config"].Add(AUTOCROP_THRESHOLD, (int)(gcap.AutoCrop_threshold));
 	outJson["Config"].Add(DOGEAR_DETECTION, (bool)(gcap.is_dogeardetection), false);
 	outJson["Config"].Add(SCREWDETECT, (bool)(gcap.hardwarecaps.en_skrewdetect), false);
 	outJson["Config"].Add(SCREWLEVEL, (int)(gcap.hardwarecaps.skrewdetectlevel));
diff --git a/huagao/SmartEdit.cpp b/huagao/SmartEdit.cpp
index 8d1eeaec..2987c1f1 100644
--- a/huagao/SmartEdit.cpp
+++ b/huagao/SmartEdit.cpp
@@ -182,22 +182,22 @@ void CSmartEdit::OnUpdate()
     }
     else
     {
-        m_iValue = _tstoi( buf );
-        if( m_iValue < m_iMin )
-        {
-            m_iValue = m_iMin;
-            OnBadInput();
-        }
-        else if( m_iValue > m_iMax )
-        {
-            m_iValue = m_iMax;
-            OnBadInput();
-        }
-        else
-            error = FALSE;
-    }
-    
-    if( m_pSlider )
+		m_iValue = _tstoi(buf);
+		if (m_iValue < m_iMin)
+		{
+			m_iValue = m_iMin;
+			OnBadInput();
+		}
+		else if (m_iValue > m_iMax)
+		{
+			m_iValue = m_iMax;
+			OnBadInput();
+		}
+		else
+			error = FALSE;
+	}
+
+	if (m_pSlider)
         m_pSlider->SetSlidePos( m_iValue );
     
     if( error )
diff --git a/huagao/huagaods.cpp b/huagao/huagaods.cpp
index e38ae8e0..f16ac2cc 100644
--- a/huagao/huagaods.cpp
+++ b/huagao/huagaods.cpp
@@ -90,6 +90,8 @@ static constexpr const Identity srcIdent(
 	DataGroup::Image,
 #ifdef MAKEHUAGAO
 	"HUAGO",
+#elif defined HANVON
+	"HANVON",
 #elif defined LANXUM
 	"LANXUM",
 #else // MAKEHUAGAO
@@ -97,52 +99,60 @@ static constexpr const Identity srcIdent(
 #endif
 
 #ifdef G200
-#if defined (ISG100) 
-#ifdef LANXUM
-	"G62S Series",
-#else // ISG100
-	"G100 Series",
-#endif
-#else // ISG100
-#ifdef LANXUM
-	"G73S Series",
-#else // ISG100
-	"G200 Series",
-#endif
-#endif
+	#ifdef ISG100
+		#ifdef LANXUM
+			"G62S Series",
+		#else // ISG100
+			"G100 Series",
+		#endif
+	#else // ISG100
+		#ifdef LANXUM
+			"G73S Series",
+		#elif defined HANVON
+			"HW-7000W Series",
+		#else // ISG100
+			"G200 Series",
+		#endif
+	#endif
 #elif defined(G300) // G200
-#ifdef LANXUM
-	"G42S Series",
-#else // ISG100
-	"G300 Series",
-#endif
+    #ifdef LANXUM
+     	"G42S Series",
+	#elif defined HANVON
+		"HW-7000W Series",
+	#else // ISG100
+		"G300 Series",
+	#endif
 
 #elif defined(G400) // G200
-#ifdef LANXUM
-	"G52S Series",
-#else // ISG100
-	"G400 Series",
-#endif
+	#ifdef LANXUM
+		"G52S Series",
+	#elif defined HANVON
+		"HW-7000W Series",
+	#else // ISG100
+		"G400 Series",
+	#endif
 
 #endif
 
 #ifdef G200
-#if defined (ISG100)
-#ifdef MAKEHUAGAO
-	"HUAGOSCAN G100 TWAIN"
-#elif defined LANXUM  //!LANXUM
-	"LANXUMSCAN G62S TWAIN"
-#else // !MAKEHUAGAO
-	"ZhibenScan G100 TWAIN"
-#endif
-#else // ISG100
-#ifdef MAKEHUAGAO
-	"HUAGOSCAN G200 TWAIN"
-#elif defined LANXUM  //!LANXUM
-	"LANXUMSCAN G73S TWAIN"
-#else // !MAKEHUAGAO
-	"ZhibenScan G200 TWAIN"
-#endif
+	#ifdef ISG100
+		#ifdef MAKEHUAGAO
+			"HUAGOSCAN G100 TWAIN"
+		#elif defined LANXUM  //!LANXUM
+			"LANXUMSCAN G62S TWAIN"
+		#else // !MAKEHUAGAO
+			"ZhibenScan G100 TWAIN"
+		#endif
+	#else // ISG100
+		#ifdef MAKEHUAGAO
+			"HUAGOSCAN G200 TWAIN"
+		#elif defined HANVON
+			"HANVONSCAN HW-7000W TAWIN"
+		#elif defined LANXUM  //!LANXUM
+			"LANXUMSCAN G73S TWAIN"
+		#else // !MAKEHUAGAO
+			"ZhibenScan G200 TWAIN"
+		#endif
 #endif
 #elif defined G300 // G200
 #ifdef MAKEHUAGAO
@@ -152,19 +162,24 @@ static constexpr const Identity srcIdent(
 	"HUAGOSCAN G300 TWAIN"
 #endif
 
+#elif defined HANVON
+	"HANVONSCAN HW-7000W TAWIN"
+
 #elif defined LANXUM  //!LANXUM
 	"LANXUMSCAN G42S TWAIN"
 #else // !MAKEHUAGAO	
 	"ZhibenScan G300 TWAIN"
 #endif
 #elif defined(G400) // G200
-#ifdef MAKEHUAGAO
-	"HUAGOSCAN G400 TWAIN"
-#elif defined LANXUM  //!LANXUM
-	"LANXUMSCAN G52S TWAIN"
-#else // !MAKEHUAGAO	
-	"ZhibenScan G400 TWAIN"
-#endif
+	#ifdef MAKEHUAGAO
+		"HUAGOSCAN G400 TWAIN"
+	#elif defined HANVON
+		"HANVONSCAN HW-7000W TAWIN"
+	#elif defined LANXUM  //!LANXUM
+		"LANXUMSCAN G52S TWAIN"
+	#else // !MAKEHUAGAO	
+		"ZhibenScan G400 TWAIN"
+	#endif
 #endif
 
 #if defined(_MSC_VER)
@@ -263,7 +278,11 @@ static std::vector<Vid_pid> DeviceID{
 
 #endif // ISG100
 };
+#elif defined HANVON
+static  std::vector<Vid_pid> DeviceID{
 
+	{0x2903,0x7000},
+};
 #else
 static std::vector<Vid_pid> DeviceID{
 	{0x64B,0x7823},
@@ -844,8 +863,15 @@ Result HuagaoDs::identityOpenDs(const Identity&) {
 		return checkDeviceOnline();
 	}
 	scanner->open(vid, pid);
-
-
+	if (scanner->get_ErrorCode() == SLEEPING) {
+		if (hMutex) {
+			ReleaseMutex(hMutex);
+			CloseHandle(hMutex);
+			hMutex = NULL;
+		}
+		showmsg("����", msgs[(UsbSupported)81]);
+		return seqError();
+	}
 	if (!scanner->IsConnected()) {
 		//ShellExecute(NULL, TEXT("open"), GetHidedlgPath(), CString("201"), NULL, SW_HIDE);
 		showmsg("����", msgs[(UsbSupported)201]);
@@ -1082,7 +1108,7 @@ Result HuagaoDs::identityOpenDs(const Identity&) {
 	m_caps[CapType::IXResolution] = [this](Msg msg, Capability& data) {
 		switch (msg) {
 		case Msg::Get:
-			data = Capability::createRange<CapType::IXResolution>(Fix32(100.0f), Fix32(300.0f), Fix32(1.0f), Fix32(m_scanparam->resolution_dst), Fix32(200.0));
+			data = Capability::createRange<CapType::IXResolution>(Fix32(100.0f), Fix32(600.0f), Fix32(1.0f), Fix32(m_scanparam->resolution_dst), Fix32(200.0));
 			return success();
 		case Msg::GetCurrent:
 			data = Capability::createOneValue<CapType::IXResolution>(Fix32(m_scanparam->resolution_dst));
@@ -1094,7 +1120,7 @@ Result HuagaoDs::identityOpenDs(const Identity&) {
 			return success();
 		case Msg::Set: {
 			auto mech = data.currentItem<CapType::IXResolution>();
-			if (mech < 100.0f || mech > 300.0f)
+			if (mech < 100.0f || mech > 600.0f)
 				return badValue();
 			m_scanparam->resolution_dst = (float)mech;
 			return success();
@@ -2359,13 +2385,22 @@ Twpp::Result HuagaoDs::showTwainUI(Twpp::UserInterface& ui, bool bUiOnly)
 	//!< show ui to scan button push
 	auto scanFunction = [this](const GScanCap& caps) {
 		if (!scanner->IsConnected())
+		{
 			scanner->open(vid, pid);
+			if (!scanner->IsConnected())
+				return checkDeviceOnline();
+		}
 #ifndef G200
 		while (!scanner->Get_Scanner_PaperOn())
 		{
+			if (scanner->get_ErrorCode() == SLEEPING) {
+				showmsg("����", msgs[(UsbSupported)81]);
+				scanner->Set_ErrorCode(0);
+				return seqError();
+			}
 			if (MessageBox(NULL, L"��⵽��ֽ��������ֽ��", L"��ʾ", MB_YESNO | MB_SYSTEMMODAL) == IDNO) {
 				m_pendingXfers = 0;
-				return;
+				return seqError();
 			}
 		}
 #endif // !G200
@@ -2375,7 +2410,7 @@ Twpp::Result HuagaoDs::showTwainUI(Twpp::UserInterface& ui, bool bUiOnly)
 		if (!scanner->IsConnected())
 		{
 			MessageBox(NULL, L"USB�����쳣,������USB�����´�ɨ������", L"��ʾ", MB_OK | MB_SYSTEMMODAL);
-			return;
+			return seqError();
 		}
 
 		if (startScan() == success()) {
@@ -2532,7 +2567,9 @@ Twpp::Result HuagaoDs::startScan()
 	//FileTools::write_log("D:\\1.txt",info);
 	FileTools::writelog(log_INFO, "start scan");
 #ifndef G200
-	scanner->notifyscan();
+	if(scanner->notifyscan()<1)
+		return seqError();
+
 	scanner->clear_hwerror();
 
 #endif // 
diff --git a/huagao/huagaotwds.rc b/huagao/huagaotwds.rc
index 6174d014..cd08bf99 100644
Binary files a/huagao/huagaotwds.rc and b/huagao/huagaotwds.rc differ
diff --git a/huagao/resource.h b/huagao/resource.h
index 281b74c1..5a3237ec 100644
Binary files a/huagao/resource.h and b/huagao/resource.h differ
diff --git a/huagao/stdafx.h b/huagao/stdafx.h
index a01afd12..2d9daad8 100644
Binary files a/huagao/stdafx.h and b/huagao/stdafx.h differ
diff --git a/twpp/imagenativexfer.hpp b/twpp/imagenativexfer.hpp
index c47a045f..8a90bc03 100644
--- a/twpp/imagenativexfer.hpp
+++ b/twpp/imagenativexfer.hpp
@@ -74,7 +74,7 @@ public:
     /// Mac uses QuickDraw Picture.
     template<typename T = void>
     ConstData<T> data() const noexcept{
-        return m_handle.lock<const typename std::decay<T>::type>();
+        return m_handle.lock<const typename std::decay<T>::type>(); 
     }
 
     operator bool() const noexcept{