ABD (Dongguan) Technology Co., Ltd. is specialized in research, development, production and sales of color light box and LED displays in China.In the operation process, the company adheres to the marketing idea of 'Suitable products , Moderatethe price and Eexcellent services'.The company has insisted on market changes since its establishment to develop various types of testing instruments.Our customers are all over the world.Products are exported to the United States, Japan, Canada, Australia, South Korea, Singapore, Malaysia and other countries, is widely used by international testing agencies and quality departments.ABD has set up operations in Shanghai, Zhejiang and other places.We accept our customers to