Motorola to spearhead Lenovo's flagging smartphone business

US unit to focus on product design as parent pins hopes on growth in markets outside of China

Lenovo Group Ltd says it is banking on its newly purchased Motorola unit to lead the group's entire smartphone business.

Chen Xudong, its senior-vice president in charge of the mobile business, said merging Lenovo's smartphone team with Motorola will allow it to win more customers in the higher-margin premium market.