Nguyen Viet Dung, general director of Viettel Telecom, said Over-The-Top (OTT) internet technology firm Zalo is now taking the lead in the OTT application in Vietnam.
Due to the current change in telecom services scenario, mobile phones are no longer exclusive providers. Mobile phone service providers have to face and accept fair competition managed by foreign businesses or start-up businesses.
One year ago, mobile phone service provider Viettel launched Mocha, a video streaming platform amid numerous similar products which have taken a firm foothold in the market.
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