山东威达：PCB控制器分为有刷和无刷控制器

Group 1 - The company, Shandong Weida, has a product line of PCB controllers that includes both brushed and brushless controllers [1] - These controllers are primarily used in various applications such as AC and DC electric tools, garden tools, small household appliances, electric toy cars, electric mobility scooters for the elderly, small mountain bikes, and pickup trucks [1]