

Topband: Delivering Reliable Intelligent Control Solutions
At Topband, we have focused on creating intelligent control solutions that meet the functional needs of various industries since our establishment in 1996. As the first company in our field to be publicly listed in China (stock code: 002139), we continue to strengthen our reputation through consistent development and technical focus. Our services combine research, production, and delivery to support our partners in building smarter, more efficient systems.
Our development is guided by the 'Four Electrics and One Network' technology matrix, which includes control systems, motors, batteries, power supplies, and IoT platforms. This combination enables us to provide integrated support across hardware, software, and connectivity. At Topband, we aim to offer solutions that are compatible with evolving product designs and industry standards. As one of the experienced control board manufacturers, we focus on delivering tools that perform reliably in long-term use.
We provide intelligent control solutions to a range of industries, including power tools and home appliances, digital energy and smart vehicles, and robotics. Each area comes with specific requirements, and we design our systems to support practical operations. In home appliances and power tools, we help improve performance and control accuracy. In the energy and mobility sectors, our battery and control solutions support efficiency and flexibility. As part of the global network of control board manufacturers, we work to stay aligned with industry needs.
In 2024, Topband exceeded 10 billion RMB in annual revenue for the first time. This achievement reflects consistent effort over the past decade, during which we maintained a compound annual growth rate of 25.1%. Our progress is based on structured development, focused investment in research, and efficient manufacturing systems. We aim to continue offering dependable services as one of the trusted control board manufacturers in the international market.
Our process begins with careful planning and continues through design, testing, and production. At Topband, we collaborate closely with clients to understand their application environments and product goals. This helps us deliver customized control boards and system components that fit specific use cases. As dedicated control board manufacturers, we maintain quality control throughout the process and support clients with technical service as needed.
Industries change over time, and we believe that adaptability is essential. We continuously update our systems and design methods to meet new requirements, such as energy efficiency, digital integration, and system miniaturization. Topband is committed to offering relevant, useful, and scalable solutions. Whether for new designs or product upgrades, we provide support that matches the direction of the market.
At Topband, we are focused on delivering intelligent control systems that help our customers meet operational goals. Our work as one of the global control board manufacturers is based on long-term planning, consistent quality, and practical value. As we move forward, we will continue to develop our technology platform and maintain close cooperation with our partners. We invite you to work with us toward building smart, efficient, and dependable systems.