There is not any skimpy competition of PTCL in landline but with the progress of telecommunication business of Pakistan rivalry increasing specially in mobile phone sector. You will find more then 800 million customers of cellular phone. You will discover 03 big players in mobile phone industry but 3 of them are the competitor of PTCL: Mobilink, Telenor, Warid Tel. Mobilink is the largest mobile phone company of Pakistan. Mobilink happens to be having more then 31, 958, 597 users basic which is the 36% of total cellular industry of Pakistan. Mobilink is basically challenging Ufone which is subsidiaries of PTCL. Telenor is another mobile phone company it have 17, 841, 074 readers which is 20 % of total mobile industry. Warid Tel Waridtel is also providing mobile phone services in Pakistan. Waridtel have more than 15, 114, 678 clients that are 17% of Pakistan mobile industry.