Standard: National-level specialized and innovative "little giant" enterprises Number: Issue Date: 2022-04-08 Expiry Date: 2035-11-26 Scope/Range: Ministry of Industry and Information Technology of the People's Republic of China Issued By:

Standard: High-tech Enterprise Certificate Number: GR202231004568 Issue Date: 2022-12-14 Expiry Date: 2025-12-14 Scope/Range: Issued By: Shanghai Science and Technology Commission

Standard: GB/T 19001-2016/ISO 9001:2015 Number: 01124Q30234R7M(F1) Issue Date: 2024-12-11 Expiry Date: 2028-01-01 Scope/Range: Lighting control series products, including design, development, and service. Issued By: Beijing CESI Certification Co., Ltd.

Standard: GB/T 24001-2016/ISO 14001:2015 Number: 01123E30114R1M(F1) Issue Date: 2023-11-28 Expiry Date: 2026-12-09 Scope/Range: Environmental management activities related to the design, development, production, and service of lighting light controller pro Issued By: Beijing CESI Certification Co., Ltd.