CHANGLONG Smart is a professional manufacturer dedicated to the research, development and manufacturing of smart devices with 14 years. We offer a range of programs for our potential partners which include wholesale program, white-label solution, EMS(Electronics Manufacturing Service) and ODM program. Basically, we can offer mature products for you to directly sell, and additionally provide you with a custom-made service to meet your requirement.Currently, our company has over 250 employees, of which over 70 engineers concentrate on IoT Products. Our one-stop service includes design, development, production, and after-sales service.