Share Capital and Share Premium (Tables)

6 Months Ended

Jun. 30, 2021

Disclosure Of Classes Of Share Capital [Abstract]

Summary of Shares

Shares

	December 31, 2020		June 30, 2021
	US$’000		US$’000
			(Unaudited)
Authorised:
500,000,000 ordinary shares of US$0.0001 each		50		50
Issued and fully paid:
266,010,256 and 289,428,096 ordinary shares of US$0.0001 each		27		29

Summary of Movements in the Company’s Share Capital and Share Premium

A summary of movements in the Company’s share capital and share premium is as follows:

	Number of shares in issue		Share capital		Share premium		Total
			US$’000		US$’000		US$’000
At December 31, 2019 and January 1, 2020		200,000,000		20		3,908		3,928
Issuance of ordinary shares for initial public   offering, net of issuance costs		42,377,500		4		450,081		450,085
Issuance of ordinary shares for conversion of preferred shares		20,907,282		2		240,432		240,434
Issuance of ordinary shares for private placement by Genscript		1,043,478		—		12,000		12,000
Exercise of share option		1,681,996		1		1,885		1,886
At December 31, 2020		266,010,256		27		708,306		708,333
	Number of shares in issue		Share capital		Share premium		Total
			US$’000		US$’000		US$’000
At December 31, 2020 and January 1, 2021		266,010,256		27		708,306		708,333
Issuance of ordinary shares for an institutional investor		20,809,850		2		218,298		218,300
Exercise of share option		2,590,596		—		3,280		3,280
Vesting of RSU		17,394		—		200		200
At June 30, 2021 (Unaudited)		289,428,096		29		930,084		930,113