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Senior Engineer of ESTL Power Battery Certification-Roger Liu

Editor:ESTL Category:Expert team Click volume:134

Roger Liu

Good at projects: UL certification, ETL certification, UN38.3 certification, CB certification, CQC certification, quality inspection report, KC certification, TÜV us certification, BSMI certification, KC certification, PSE certification, BIS certification, TISI certification, CE certification, ROHS Certification, WEEE certification, REACH certification, GOST-R certification, S-Mark certification...


Familiar with standards: UL 2580, UL 2743, UL 2271, UL 1973, UN38.3, IEC 62660, IEC/EN 62619, IEC/EN 62620, IEC/EN 60730 Annex H, SAE J 2464, GB/T 31484/5/ 6, GB/T 31467.1/2/3, JIS C 8715-2/SBAS1101, JIS C 8715-1/JIS C 8715-2, EN 61000-3-1/2/3/4, EN 50604, ISO 12405, EN/IEC 62660, EN/IEC 62619...


Customer evaluation: Roger Liu has an in-depth understanding of product standards and tests for battery products, mobile power supplies, and familiar with the global certification requirements and procedures for ESTL power batteries. Experienced in battery certification, unique teaching methods and rich training experience in technical training and factory inspection training, good at handling all kinds of certification problems, with extremely rich practical experience and superior technical capabilities.

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