Export to Excel

Question

Dear All,

 

   I want to export data from sql using asp.net. So i want to same value which is in database table in sql. So i want,

 

For ex.

 

If mobile no having data like 01234567899 in sql. when i export that data in excel using C#, so that column value in excel showing 1234567899. But i want that 0 alos while exporting data.

 

So plz help me on the same.How to overcome above scenario.

 

Thx in advance