Pakistan Prime Minister Yousuf Raza Gilani has advocated greater cooperation between his country and Afghanistan on security issues, including intelligence-sharing, to help counter-terrorism.During a meeting with a visiting Afghan trade delegation-led by Finance Minister Hazrat Qamar Zakhilwal, Gilani emphasized that Pakistan is part of the solution of the problems in Afghanistan.He also offered to Pakistan's offer to help develop various institutions in Afghanistan, including training the police and army.Gilani also said the concept of trilateral links between Pakistan, Afghanistan and China could greatly benefit all three countries.