请问：RA4W VPN是不是只要一次性付款，就每一年都可以使用？还是每年都需要付款订阅？（Excuse me: RA4W VPN is as long as lump-sum payment, each year can be used? Or need payment subscription each year?
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[ @Ashraf]
Reply To: RA4W VPN lifetime subscription / May 26 2019