ELink Invoice app for iPhone and iPad

Invoicing stand-alone
Sales Management Inventory Management Purchasing Management
  According to the supplier customer demographics date of receivables and payables
Customers and suppliers arrears management
Running account management
Employee Information Management Payroll Management
Financial Management
Support Product Image New deletions, and modifications
Support batch validity Color Size
According to sales and purchase date statistics and breakdown of the total returns
Support for wireless printing and print data sent SMS mailbox
You can customize the interface color icons and font size
GPS line record
Continued use of GPS running in the background can dramatically decrease battery life
when the staff go out sell product or purchase some product or visit costomer ,we need to record he location ,so the boss know when and where he go.


Continued use of GPS running in the background can dramatically decrease battery life

bluetooth label QRcode printer video teach