Bharti Airtel, China Mobile to collaborate on 4G

NEW DELHI (Reuters) - Top Indian telecommunications carrier Bharti Airtel Ltd said it would collaborate with China Mobile Ltd on growing fourth-generation (4G) mobile data services. The two companies will also work on a joint strategy for procurement of 4G devices including smartphones, Bharti Airtel said in a statement. Bharti Airtel operates 4G networks in some Indian cities. Operators in China and India are launching 4G on the TD-LTE technology standard, while most of the western world uses a different technology for 4G. (Reporting by Aditi Shah; Editing by Anand Basu)