Revenue by Segment

Financials in millions CNY. Fiscal year is January - December.

Millions CNY. Fiscal year is Jan - Dec.

Fiscal Year	FY 2021	FY 2020	FY 2019	FY 2018
Period Ending	Dec '21 Dec 31, 2021	Dec '20 Dec 31, 2020	Dec '19 Dec 31, 2019	Dec '18 Dec 31, 2018
2.5G Laser Chip Series Products				64.07M
10G Laser Chip Series Products				6.34M
Total				70.41M

Revenue by Geography

Financials in millions CNY. Fiscal year is January - December.

Millions CNY. Fiscal year is Jan - Dec.

Fiscal Year	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020	FY 2019	FY 2018
Period Ending	Dec '25 Dec 31, 2025	Dec '24 Dec 31, 2024	Dec '23 Dec 31, 2023	Dec '22 Dec 31, 2022	Dec '21 Dec 31, 2021	Dec '20 Dec 31, 2020	Dec '19 Dec 31, 2019	Dec '18 Dec 31, 2018
China	599.52M	-	-	-				60.25M
Overseas	1.91M	-	-	-				10.16M
Total	601.43M	-	-	-				70.41M