Guvenlik (abbr: Gvlik), as one of the leading power solution provider and manufacturer in China for years which is located in famous manufacturing industry City, Dongguan.We are mainly consisted of outdoor portable power station, household power supply, solar panels and lithium(both ion and LiFePO4) batteries.There are more than 100 operators in production lines and 30 engineers(product & process design) with MES system, this can not only help to locate issues accurately, but also to collect all data and management at the aging test process.Besides, Guvenlik (abbr: Gvlik) has 4 main differences compare with other supplies, they are Local Service, Oversea warehouse, OEM/ODM Service, Quality Certification. We obtained ISO9001/ISO14001/OHSAS18001 certificates, and more than 60 invention patents ,practical new patent, software copyrightsGuvenlik (abbr: Gvlik) warmly welcome all customers as our new chapter