Chartered Information Systems Pvt Ltd

CHARTERED INFORMATION SYSTEM PRIVATE LIMITED is the leading supplier of e- invoice API. we are known for our best quality products. we deal in PAN INDIA. 

apart from it, we are the leading supplier of E- invoive api machine, BIOMETRIC ATTENDANCE SYSTEM, HR PAYROLL MACHINES , AUTOMATION PRODUCTS and many others, RFID CALCULATOR,  and many more products. 

our all products are ISO 9001 certified. 

TaxPro Calc App Features:

e-Invoicing API Integration can never be so easier!! Generate E Invoice directly from your billing software or any other ERP. Chartered Information Systems Private Limited (GSP) has developed E-Invoice API .NET 4.5 Library for use by NIC API Users.

To make their development efforts easier, they may use:

• Lifetime FREE TaxProEInvoice.API.dll library which is available for download along with Sample DEMO project with source code to show usages of the library methods.
• A consumer of this library has to write a couple of lines of code and his application is ready to handle all nitty-gritty of E Invoice API.

Note:

• The prices given are indicative price and can differ depending upon the features and requirements.