"Quality is our priority, win by quality" which is the origin of the our company name --Quawin Electronics Co., Ltd. We always highly focus on Quality Assurance and completed After-Sales Service which based on competitive price.Our QA/QC Department performs strict quality control measures on all incoming main boards, spare parts and throughout our entire production process to ensure the high quality of each products.Pursuing the goal of 'No Defect on Quality, No Claim from Customers,' we will continue to follow international standards to provide customers with satisfactory products. As an 20 years experience manufacture, we have built a powerful R&D team which has abundant knowledge and operational experience that can develop new products and improve existing models in order to meet growing market demands.This high efficient and energetic team is good at overcoming all kinds of obstacles.We strive for 100% customer's satisfaction through continuous improvement and now our high quality products and thoughtful services have got good reputation from customers in the North America, South America, Europe, Asia and other countries and regions. We currently rolls out thousands of products such as E-bike battery,golf car battery, UPS battery, BMS, solar battery,backup power battery and all kinds of matched chargers etc. To keep ahead of the competition, you need a supplier who can keep up with your demands. Please contact us and let our excellent sales team to provide perfect service to you at once.