This is a very good place for get basic and linguistic information about the Qiang, written for some of the people who know them better.

http://victoria.linguistlist.org/%7Elapolla/qiang/siteintro.html

Qiang - Minorities of Southwest China - Science Museums of China

It contains the following articles related to the Qiang:

The old but also young shepherds-----the Qiangs
Watchtowers standing loftily at the Southwest
The time-honored Qiang bamboo flute with melodious sound
The fragrant "sucking wine" with endless affection
The glistening white stone symbolizes god

http://www.kepu.ac.cn/english/nationalitysw/qia/index.html

The Qiang ethnic minority

Of the many general introductions to the Qiang ethnic minority we can find in Chinese websites, this is one of the best.

http://www.china.org.cn/e-groups/shaoshu/shao-2-qiang.htm

Qiang -wikipedia

Provides good information about Qiang people

http://en.wikipedia.org/wiki/Qiang

The Qiang ethnic minority

http://english.people.com.cn/data/minorities/Qiang.html

Chinese History - Non-Chinese peoples and neighboring states: Qiang

This is a short but interesting article about the history of the old Qiang peoples.

http://www.chinaknowledge.de/History/Altera/qiang.html