I have following table in asp.net and I want to generate exc

I have following table in asp.net and I want to generate excel with css and
arabic data also show in reoprt.I am using following but not arabic data appear
 in my Excel and not arabic data appear in my css.I am using asp.net c#


Response.ContentType = "application/x-msexcel"; Response.AddHeader("Content-Disposition", "attachment; filename=ExcelFile.xls");
Response.ContentEncoding = System.Text.Encoding.UTF8; StringWriter tw = new System.IO.StringWriter(); HtmlTextWriter

hw = new HtmlTextWriter(tw); tblid.RenderControl(hw); Response.Write(tw.ToString()); Response.End();

 
 
 
 

 
 colspan="2" class="auto-style1"> Al-Albatinah 


 


 

Region		??????? ?????			???????????		?????		?????		?????		?????		?????		?????		?????		?????		?????		?????		?????		?????
		Grand Total					Musandam		Al-wusta		Alburaimi		Al-Dhahira		Dohfar		Al-dhakhila		Al-sharqiya(n)		Al-sharqiyah		Albatiniah(s)		Muscat
colspan="2" class="bgtd1">Gender	?????	?	?	?	?	?	?	?	s="titleMale">?	?	?	?	?	?	?	?	?	?	?	?	?	?>	?	?	?	?	?	???
Specialization		Total	F	M	F	M	F	M	F	M	F	M	F	M	F	M	F	M	F	M	F	M	F	M	F	M	F	M	????
Foundation	Engnieering	120	48	72	0	0	0	0	1	1	0	0	1	1	0	0	1	1	0	0	1	1	0	0	1	1	0	0	???????	?????
	Information Technology	213	147	66	1	2	0	0	1	1	0	0	1	1	0	0	1	1	0	0	1	1	0	0	1	1	0	0	????????? ?????????
	Total	313	195	138	1	2	0	0	2	2	0	0	2	2	0	0	2	2	0	0	2	2	0	0	2	2	0	0	??????
			313		3		0		4		0		4		0		4		0		4		0		4		0