British Boxer Amir Khan and business manager Asif Vali have mutually agreed to part ways. Vali leaves Premier Consultancy UK, the sports management company founded in 2005, after eight years. Amir Khan, said: \"I would like to sincerely thank Asif for all his hard work and wish him the very best for the future.\" Shah Khan, father of Amir, added: \"Asif has done a tremendous job since Amir turned professional and I would like to express my gratitude to him.\" Asif Vali, said: \"I would like to wish Amir and his family the very best for the future. I have enjoyed my time working with them and plan to remain in boxing as I explore new exciting ventures.\" Khan, who is promoted by Golden Boy Promotions in the US, recently set-up Khan Promotions in the UK.