The navigator sites for Intend chemical resources and chemical vital community sites are briefly outlined. Besides as a basic component in a virtual community site and merely providing hyperlinks to other sites

a navigator may accumulate knowledge about information sources

users experiences and attract loyalty of users

taking ChIN as an example. Moreover

there are similar goal and approaches in the silo managing for a navigator and navigator and a virtual community.ChIN is becoming a widely accepted Internet chemical resources navigator in China and might be evolved into a virtual community site in future.