Prepaid Expenses and Other Assets (Tables)

12 Months Ended

Dec. 31, 2021

Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]

Schedule of Prepaid Expenses and Other Assets

	As of December 31,
	2020			2021
	RMB			RMB
Advances to suppliers		66,421			106,666
Other receivables		17,732			48,322
Prepayment for equipment		13,870			18,493
Lease hold improvement		4,735			6,643
Expected return assets		4,106			3,189
Other current assets		219			135
Total		107,083			183,448
Less: non-current portion		(19,803	)		(27,321	)
Prepaid expenses and other assets-current portion		87,280			156,127