Dear All,
Sorry to have a non-definite question to you all,but  what I want is to get such information(its function,results when used as designing  membrane stucutures;its contacts).
Thanks!Welcome any reply in Chinese.

What you mean is EASY, from German?
I know this software very well because I have finished  some projects(formfinding) using this software.  
  
Its efficiency of calculation is very high.

THanks!Lewis2002-
  
you said it!could you please tell how can I acquire more information about this software/such as its website?
Thank you again:I

in my memory, the website is www.gmbh-tech.com.
there is a demo on this site, and you can download it free. it is really "easy" for formfinding.
  
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The website that technet GmbH provided to me is:  www.technet-gmbh.com.
  
hhux

Thank you,eau!
I am very glad for  your help on my work and all staff work at  OKOK.org.

You are welcome! In fact, there are so many design experts(or masters) in this forum. I, together with many new hands, have got a lot of knowledge covering all kinds of aspects in structural theory and design. so every member should shoulder the responsibility to provide any information within your reach. Only by united efforts can we extend our field of vision and promote our capacity.