Xinxiang Sigma Power Technology co.Ltd is a professional manufacturer of battery, specializing in RD& manufacture and sell which located in the hometown of battery in China-Xinxiang. Our factory established in 1994 and has 26 years experiences, the area is more than 30000 square meters equipped advanced high speed and automatic production line for alkaline battery,lithium battery with the annual production capacity can reach 500 million. Our factory pass the ISO9001 certificate in 2018.All of our products can meet ROHS, MSDS and CE requirements the main products alkaline battery lr06, lr03 lr14 , lr20 and lithium 18650 battery with excellent quality, our GOODCELL brand battery have been sold all over the world such as North America, Eastern Europe Southeast Asia, Africa and other countries. Our company purpose is Your power my care,” try our best to do a good job of every battery bring the best products to every customer. Choose us, Benefit for life