SHL is a professional manufacturer and exporter of different batteries for more than 12years.Our main products are carbon-zinc batteries, alkaline batteriesbutton batteries and rechargeable batteries.We have 6 automatichigh-speed production lines.Each line can produce 600 batteries in 1minute.All batteries will be passed voltage test and current testbefore delivery.Our products have passed a number of internationalcertifications, including RoHS, MSDS, ,UN38.3.We also have 15 patentcertificates.