1. who are we? We are based in Guangdong, China, start from 2014,sell to Domestic Market(65.00%),North America(15.00%),Western Europe(8.00%),Northern Europe(7.00%),Southeast Asia(5.00%). There are total about 51-100 people in our office. 2. how can we guarantee quality? Always a pre-production sample before mass production; Always final Inspection before shipment; 3.what can you buy from us? Portable Power Station 4. why should you buy from us not from other suppliers? Founded in 2014, armed with a team of 100 experienced staff, covers an area of 2000 square meters. OurR&D team has more than 20 employees, they have a wealth of electronic experience and enthusiasm for electronic product innovation. 5. what services can we provide? Accepted Delivery Terms: FOB Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY; Accepted Payment Type: T/T,Credit Card,PayPal; Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian