This is to certify that： Shenzhen STHL Technology Co., Ltd. Unified Social Code：914403003497409924 Registered Address/Business Address： 2/F, Building B4, Anle Industrial Zone, No. 172 Hangcheng Ave. , Sanwei, Hangcheng, Bao'an, Shenzhen, Guangdong , 5181216 China. has been evaluated meeting the requirements of The certification scope is as follows: SMT Assembly, THT Assembly Production Service for Electronics. Issue Date: Dec.05.2023 Expiry Date: Dec.04.2026 Authorized Signature: Scan to verify the authenticity of the certificate During the validity period of this certificate,we need to conduct a supervision and audit every year.The validity of this certificate can be checked by scanning the QR code. This certificate information can be found on the official website of the Certification and Accreditation Adminnistration of the People's Republic of China at www.cnca.gov.cn. Shenzhen Huayu International Certification Co.,Ltd. Room 711, Building 6, Hanyu Bioengineering Co.,Ltd., Liyuan Road, Tangwei community, Fuhai street, Bao'an District, Shenzhen. ENVIRONMENTAL MANAGEMENT SYSTE

The Certificate of Quality Management System Certificate No: 51818Q03282R1M Shenzhen STHL Technology Co.,Ltd (Unified social credit code: 914403003497409924) Registered address: 2pri Floor, Building B4, Anle Industrial Zone, No.172 Hangcheng Avenue, Sanwei Community, Hangcheng Street,, Baoan District, Shenzhen Certification address:2nd Floor, Building B4, Anle Industrial Zone, No.172 Hangcheng Avenue, Sanwei Community, Hangcheng Street Baoan District, Shenzhen Has been awarded this certificate for compliance with the standard Range of Products and Process: Electronic products producting and processing...