KARACHI - PTA Chairman Dr Mohammed Yaseen has said that PTA is fully committed to the task of regulating, issuing new licenses and to introduce new spectrums and technologies, but the private sector also has an important role by investing in ventures, says a press release. This, he said while addressing an inaugural ceremony of Data Centre established by leading Telecom company Transworld in Karachi, the event was attended by executives of telecomm industry and employees of the company. Dr. Mohammed Yaseen said the telecom industry has had to battle a host of issues ranging from the rupee devaluation, the energy crisis, the security situation and inflation which has greatly reduced the disposable income of the common citizens of this country. However, the industry has proven itself to be remarkably resilient and there are some notable achievements that the industry can be proud of he added.