diff --git a/打卷检验管理/TradeManage.skincfg b/打卷检验管理/TradeManage.skincfg
new file mode 100644
index 0000000..89edbfe
--- /dev/null
+++ b/打卷检验管理/TradeManage.skincfg
@@ -0,0 +1,50 @@
+[ExpressSkins]
+Default=1
+ShowNotifications=1
+Enabled=1
+dxSkinBlack=1
+dxSkinBlue=1
+dxSkinBlueprint=1
+dxSkinCaramel=1
+dxSkinCoffee=1
+dxSkinDarkRoom=1
+dxSkinDarkSide=1
+dxSkinDevExpressDarkStyle=1
+dxSkinDevExpressStyle=1
+dxSkinFoggy=1
+dxSkinGlassOceans=1
+dxSkinHighContrast=1
+dxSkiniMaginary=1
+dxSkinLilian=1
+dxSkinLiquidSky=1
+dxSkinLondonLiquidSky=1
+dxSkinMcSkin=1
+dxSkinMetropolis=1
+dxSkinMetropolisDark=1
+dxSkinMoneyTwins=1
+dxSkinOffice2007Black=1
+dxSkinOffice2007Blue=1
+dxSkinOffice2007Green=1
+dxSkinOffice2007Pink=1
+dxSkinOffice2007Silver=1
+dxSkinOffice2010Black=1
+dxSkinOffice2010Blue=1
+dxSkinOffice2010Silver=1
+dxSkinOffice2013DarkGray=1
+dxSkinOffice2013LightGray=1
+dxSkinOffice2013White=1
+dxSkinPumpkin=1
+dxSkinSeven=1
+dxSkinSevenClassic=1
+dxSkinSharp=1
+dxSkinSharpPlus=1
+dxSkinSilver=1
+dxSkinSpringTime=1
+dxSkinStardust=1
+dxSkinSummer2008=1
+dxSkinTheAsphaltWorld=1
+dxSkinsDefaultPainters=1
+dxSkinValentine=1
+dxSkinVS2010=1
+dxSkinWhiteprint=1
+dxSkinXmas2008Blue=1
diff --git a/打卷检验管理/U_DataLink.pas b/打卷检验管理/U_DataLink.pas
index e53b287..4c58cd6 100644
--- a/打卷检验管理/U_DataLink.pas
+++ b/打卷检验管理/U_DataLink.pas
@@ -4,7 +4,21 @@ interface
 
 uses
   SysUtils, Classes, DB, ADODB, ImgList, Controls, cxStyles, cxLookAndFeels,
-  Windows,Messages,forms,OleCtnrs,DateUtils, cxClasses, ExtCtrls,SyncObjs;
+  Windows,Messages,forms,OleCtnrs,DateUtils, cxClasses, ExtCtrls,SyncObjs,
+  dxSkinsCore, dxSkinBlack, dxSkinBlue, dxSkinBlueprint, dxSkinCaramel,
+  dxSkinCoffee, dxSkinDarkRoom, dxSkinDarkSide, dxSkinDevExpressDarkStyle,
+  dxSkinDevExpressStyle, dxSkinFoggy, dxSkinGlassOceans,
+  dxSkinHighContrast, dxSkiniMaginary, dxSkinLilian, dxSkinLiquidSky,
+  dxSkinLondonLiquidSky, dxSkinMcSkin, dxSkinMetropolis,
+  dxSkinMetropolisDark, dxSkinMoneyTwins, dxSkinOffice2007Black,
+  dxSkinOffice2007Blue, dxSkinOffice2007Green, dxSkinOffice2007Pink,
+  dxSkinOffice2007Silver, dxSkinOffice2010Black, dxSkinOffice2010Blue,
+  dxSkinOffice2010Silver, dxSkinOffice2013DarkGray,
+  dxSkinOffice2013LightGray, dxSkinOffice2013White, dxSkinPumpkin,
+  dxSkinSeven, dxSkinSevenClassic, dxSkinSharp, dxSkinSharpPlus,
+  dxSkinSilver, dxSkinSpringTime, dxSkinStardust, dxSkinSummer2008,
+  dxSkinTheAsphaltWorld, dxSkinsDefaultPainters, dxSkinValentine,
+  dxSkinVS2010, dxSkinWhiteprint, dxSkinXmas2008Blue;
 type
   TMyThread = class(TThread)
   protected
diff --git a/打卷检验管理/U_MJManageNewFDNew.pas b/打卷检验管理/U_MJManageNewFDNew.pas
index b45cabb..335ae62 100644
--- a/打卷检验管理/U_MJManageNewFDNew.pas
+++ b/打卷检验管理/U_MJManageNewFDNew.pas
@@ -617,11 +617,11 @@ begin
  //  closeCom(FComFile);
   Th := LoadLibrary(Pchar(trim(DllName)));
   if Th > 0 then
-  begin
+  begin                                            
     try
       Tp := GetProcAddress(Th, 'CommOpen');
       if Tp <> nil then
-      begin                                                  
+      begin
         Tf := TMyFunc(Tp);
         newh := Tf(self.Handle, 'Comm1', 500, 1);
         if newh < 1 then
@@ -1145,7 +1145,7 @@ begin
       end
       else
       begin
-        FieldByName('MJLen').Value := StrToFloatdef(trim(MJLen.Text), 0)  + fjc; //- StrToFloatdef(trim(MJQty2.Text), 0)
+        FieldByName('MJLen').Value := StrToFloatdef(trim(MJLen.Text), 0) - StrToFloatdef(trim(MJQty2.Text), 0) + fjc;
       end;
 
       FieldByName('MJQty1').Value := StrToFloatdef(trim(MJQty1.Text), 0);
@@ -1764,6 +1764,7 @@ begin
   if SaveData() then
   begin
     MJMaoZ.Text := '';
+    MJLen.Text := '';
     MJQty1.Text := '';
     MJQty2.Text := '';
     Label15.Caption := '';