You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract Mobile Advertising Lags China's Smartphone Explosion Consumers Prefer to Shop on Their Phones But Ad Budgets Aren't Following Them Yet By Angela Doland, Published on January 24, 2014 1 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Register Now Already a member? Log in.