HGB is a large manufacturer which is dedicated to flat lithium polymer battery industry. HGB's electronic cigarette battery series are created based on unremitting efforts. The quality control procedure of HGB -40℃ low temperature battery is strictly carried out. This control procedure includes the incoming of metal materials, CNC machine cutting, etc. Its dimensions including length, width, and thickness are all precise. Quality is strictly controlled by our company's own factory's professional QC team. The product has passed the certification of CE, SGS, and UN38.3.
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