Property, plant and equipment, net (Tables)

12 Months Ended

Dec. 31, 2022

Property, Plant and Equipment [Abstract]

Components of Property, Plant and Equipment, Net

Property, plant and equipment, net consist of the following:

	As of December 31,
	2021			2022
	RMB			RMB
Cost:
Computers and electronic equipment		8,349,956			9,537,316
Office furniture		238,222			266,252
Leasehold improvement		1,395,308			1,550,648
Transportation equipment		—			41,014
Construction in progress		—			16,119,419
Less: Accumulated depreciation		(2,734,442	)		(6,087,694	)
Property, plant and equipment, net		7,249,044			21,426,955