Iest Instruments

Initial Energy Science & Technology(IEST) Co,Ltd, is a word-leading lithium battery testing solutions provider and professional manufacturer. We have varieties instrument to test and monitor the characterization of lithium ion battery in different period of battery production, including material characterization, electrochemical characterization, in-situ battery gassing tester, in-situ battery swelling tester, electrolyte wetting, coin-cell automatic assembly system,etc. IEST have provided more than sets of equipments to more than 400 partners at domestic and overseas in the past 6 years. CATL, BYD, Huawei, Albemarle, Svolt, GM, Factorial, Cabot, Cuberg, and etc are our key business partners. IEST focus on the lithium battery testing industry, attach importance to R&D and method innovation, provide customization services, and fast response after-sales support is what sets IEST apart from competitors and forces us continued innovative and improvement. For the detailed, please check our website: