Islamabad, June 25: Visiting Chinese Foreign Minister Wang Yi urged Pakistan and Afghanistan to improve ties as tensions between the two tions were not conducive to their stability and development as well as regiol cooperation. Wang made the remarks on Saturday during a meeting with Adviser to Pakistan’s Prime Minister on Foreign Affairs Sartaj Aziz, reports Xinhua news agency. He said that Pakistan and Afghanistan should send the intertiol community a positive sigl that the two sides are willing to restore mutual trust and cooperation through bilateral channels.