Citi, which is offering a range of financial products and services, has announced that it was creating a platform for innovation to flourish in India with the launch of Citi Mobile Challenge. This is part of Citi’s drive to foster digital and mobile innovation in the banking, payments and e-commerce ecosystem in collaboration with leading companies and institutions as sponsors. Citi Mobile Challenge is open to start-ups, developers, tech companies and students to create solutions across the ecosystem, Citi said in a statement.