_______ __ __ ___ _____ ___ ___ ___, _ 30___ ___ ___ __ 4___ ___ ___ ___ ____ ____. _____ _, __, __ __ __ _______ ___ _______ __ _____. __ ____ _____ ____, ______, ___ __ __ ___ ____ ____ ____ ___ __ ROI_ ___ ____. SmartPosting is a mobile marketing company which has the biggest Korean influencers with 300 thousand members and over 40 million followers who promote apps, products and videos through their own SNS. We guarantee you a high ROI and effective UA through real reviews written by our influencers after they experience the product.