This has been confirmed by Lenovo product marketing chief Anuj Sharma. According to him, the steps taken by this company due to demand from customers who want UI Stock Android. Of course the steps taken by the company to keep in line with the fans. Although not using Vibe Pure UI again, some additional applications such as Dolby Atmos and TheaterMax are still maintained
Sharma also reveals the cultural differences and characteristics of its customers to be the hardest reason in developing the interface. For example, people in China prefer custom OS rather than Android stock. While customers in India prefer a plain Android look with minimized bloatware. Lenovo also denied that the move was made to reduce the cost of Lenovo smartphone production.
There are several advantages to be gained when using the Android Stock UI, like getting faster Android OS updates later. Lenovo smartphones in the K series that glide in 2017 will get Android O, though for the time is not known for sure.