TopwinP-mall is a global B2B online shopping mall, it is invested, planned and operated by Shenzhen Coopwin Technology Co., Ltd.  Company is located in a high-tech and innovative city Shenzhen China. The purpose of the mall is to bring China's innovative electronic products to the whole world and provide people with quality, inexpensive and daily electronic products. Our research and development of electronic products: Battery case, portable power bank products and other products lead and serve millions of users worldwide. At the same time, we are constantly innovating and expanding product types, developing multilingual speech translation watches, blood pressure watches, Bluetooth speakers, multifunction cable and other products. Meet and serve the customer's new needs. We can customize production according to different requirements of customers.