Zung Jung Mahjong Scoring System
中庸麻雀計分法
Copyright Notice and Terms of Use

(English version)

Alan Kwan

"Zung Jung Mahjong Scoring System" and other literary works on this website (hereafter referred to as "Zung Jung works") are copyrighted material. The copyright belongs to me, Alan Kwan. This article explains the terms which persons and organizations must obey when using "Zung Jung works".

Creative Commons license for Zung Jung Rules Documents

Certain rules documents on this website are licensed under a "Creative Commons Attribution-Non-Commercial-Share Alike 3.0 Hong Kong License"; those documents are accordingly marked at the bottom. As per the license, you can make copies of those documents in order to facilitate instruction and playing for non-commercial use. The license also allows you to make your own house variants, provided that you keep the attribution and indicate any changes properly.

For commercial use, please contact me. For commercial use of Zung Jung rules documents, the fee varies with the nature of the usage: from a token US$ 0.20 per copy printed for non-profit activities, to 0.5% of the total prize pot for big-money competitions. For charitable purposes, the fee may be waived.

I reserve full copyrights for other documents on this website which are not indicated to be licensed under the Creative Commons license. Those documents are for on-line browsing at this website only. Please contact me if you wish to use them for other purposes.

Trademark Issues

「中庸 (Zung Jung)」 is a registered trademark in Hong Kong. Any person or organization may not use "Zung Jung" for any mahjong-related commercial or industrial purpose without my permission. I reserve the right to take legal proceedings against any infringement of the trademark.

Political Standpoint

1. The use of "Zung Jung mahjong scoring system" to promote "international friendship", "international cultural exchange" and "world peace" is welcome. For organizations which honestly work towards such goals, a discount or waiver of the fees may be given.
2. Any political party or political idea which want to use "Zung Jung mahjong scoring system" or "Zung Jung works" for their promotion must notify me and get my consent beforehand.

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