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Land use rights, net
12 Months Ended
Dec. 31, 2017
Land use rights, net  
Land use rights, net

 

12.  Land use rights, net

 

Land use rights, net, consist of the following:

 

 

 

As of December 31,

 

 

 

2016

 

2017

 

 

 

RMB

 

RMB

 

Land use rights

 

2,567,271

 

7,254,974

 

Less: Accumulated amortization

 

(119,760

)

(204,165

)

 

 

 

 

 

 

Net book value

 

2,447,511

 

7,050,809

 

 

 

 

 

 

 

 

Amortization expenses for land use rights were RMB30,360, RMB48,528 and RMB84,405 for the years ended December 31, 2015, 2016 and 2017, respectively.

 

As of December 31, 2017, amortization expenses related to the land use rights for future periods are estimated to be as follows:

 

 

 

For the year ending December 31,

 

 

 

2018

 

2019

 

2020

 

2021

 

2022

 

2023 and 
thereafter

 

 

 

RMB

 

RMB

 

RMB

 

RMB

 

RMB

 

RMB

 

Amortization expenses

 

146,238

 

146,238

 

146,238

 

146,238

 

146,238

 

6,319,619