Zong / speed and connectivity is worst
Zong Reviews & Complaints By: Saboor Siddique Contact information: Zong I bought zong 4g USB device in February 2018. It worked very good in first 8,9 months but since after its speed and connectivity is worst. I buy Rs 2000 package (60 Gbs ) every month, but all in vain. Its speed is such low …