that is normal , it depend on the suality off the link/backlicks . I had one site wich have pr4 in inner pages and pr3 in the home page
It's true http://www.yiwu-sourcing-agent.com/yiwu-manual/yiwu-markets.html PR 0 http://www.yiwu-sourcing-agent.com/solutions/ PR 4 My homepage PR 0 You can check..