QR Code barcodes are used in a wide variety of industries. It can store up to 7,089 Numeric,4,296 Alphanumeric,2,953 binary,1,817 Kanji or chinese characters in one barcode symbol, and includes error correction code (ECC) which allows error-free reading even when a symbol has been partially lost or destroyed.[DETAIL INTRODUCTION]

The SDK includes API [static library and dynamic library], ActiveX and ASP Compnent. Using the SDK, you can

Create QRCode barcode symbols from alpha/numerical text/binary/Kanji or chinese characters.
Output barcode image with the formats such as BMP, GIF, JPEG, PNG.
Render barcode images on any devices, and create device resolution dependent images.
Full controls of the bar code image styles, such as background color, bar color, image quality, rotation angle, x-dimension, captions, etc.
Chose four error correction levels according to the operating environment.
Use structured append feature
Supprt version 1 to version 40,each version has a different module configuration or number of modules.
COM is a specification and a set of services that allow you to create modular, object-oriented, customizable and upgradeable, distributed applications using a number of programming languages."
COM stands for Component Object Model. COM components are an essential part of ASP
You can use the library to develop application or using it in ASP server side as a component.using ASP, Microsoft Visual C++, Microsoft Visual Basic,Microsoft Visual J++, Borland C++ Builder ,Borland Delphi, Borland J++ Builderor other development tools support to use COM.