Repeater brand:

1. BBK (a well-known trademark in China, a famous product in China, top ten repeater brands, a famous trademark in Guangdong, a high-tech enterprise in Guangdong Province, and Guangdong BBK Electronic Industry Co., Ltd.)

2. Xiaobawang (a top ten repeater brand in 1987, specializing in the research, development and production of educational electronic products. Zhongshan Xiaobawang Education Electronics Co., Ltd.)

3. Wen Quxing (China famous trademark, Beijing famous trademark, high-tech enterprise, international diversified company, seven repeater brands, Beijing Jinyuanjian Computer Technology Co., Ltd.)

4. Newman Newsmy (in 1996, China famous trademark, Beijing famous trademark, top ten repeater brands, high-tech enterprise, China digital industry). Newman Digital Technology Co., Ltd.)

5. Intelligent SENDER (Guangdong famous trademark, top ten repeater brands, private high-tech enterprise specializing in the research/production and sales of educational electronic products, Dongguan Zhipeng Electronic Technology Co., Ltd.)