EXHIBIT A

SCHEDULE OF TRANSACTIONS

GGV Capital V L.P.
Sale Date	ADSs Sold (1)		Low Price Per ADS		High Price Per ADS		Weighted Average Price Per ADS
6/23/2020		100,054	$	15.00	$	16.00	$	15.5247
6/24/2020		104,163	$	14.03	$	15.72	$	14.6002
6/25/2020		83,850	$	14.60	$	16.06	$	15.6609
6/26/2020		68,965	$	15.06	$	15.99	$	15.4119
6/29/2020		48,757	$	14.62	$	15.54	$	15.2093
6/30/2020		62,282	$	14.62	$	15.54	$	15.6858
7/1/2020		66,505	$	15.83	$	16.73	$	16.2404
7/2/2020		96,460	$	16.65	$	18.65	$	17.6649
7/6/2020		96,460	$	20.68	$	22.68	$	21.6892
Total		727,496
GGV Capital V Entrepreneurs Fund L.P.
Sale Date	ADSs Sold (1)		Low Price Per ADS		High Price Per ADS		Weighted Average Price Per ADS
6/23/2020		3,672	$	15.00	$	16.00	$	15.5230
6/24/2020		3,823	$	14.03	$	15.72	$	14.5986
6/25/2020		3,074	$	14.60	$	16.06	$	15.6588
6/26/2020		2,531	$	15.06	$	15.99	$	15.4094
6/29/2020		1,790	$	14.62	$	15.54	$	15.2058
6/30/2020		2,286	$	14.62	$	15.54	$	15.6831
7/1/2020		2,441	$	15.83	$	16.73	$	16.2379
7/2/2020		3,540	$	16.65	$	18.65	$	17.6632
7/6/2020		3,540	$	20.68	$	22.68	$	21.6874
Total		26,697

(1) Each ADS represents 2 Class A ordinary shares.