In addition, their often highly diversified structure and their loose network of affiliates and supply chains allow Chinese entrepreneurs to reconfigure business strategy and production facilities quickly, thereby bringing new products to market with shorter lead time. For example, Chinese cell-phone companies offered 3-G phones much earlier than in America, and when they learned that each phone was being used by several individuals in rural China, they programmed their phones to allow multiple accounts for each phone, thereby adding tens of millions of new subscribers.