For Approval By: S-GPL

[zhihang wang]

The licence I used for my project is as follower. I named it S-GPL.

 License (S-GPL)

This open source project is protected by the GPL license ONLY for the
noprofit usage.
For ENTERPRISE customers, you MUST follow the license (named
Signatured-GPL)below:
* 1. If your enterprise has contributed to the this open source project, you
can use this software freely under the  Apache License.
* 2. The contribution to this project now only include helping improve the
source code of the project, such as algorithms, architecture and functions.
Other contributions should be recognized by the project leader.
* 3. The enterprise customer can also use this software for any purpose
under the [Apache License  by obtaining a signatured license from the
members of the this project.

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Best Regards
zhihang wang