Voices from different fields surround us closely in everyday life. The spread of knowledge, the promotion of culture, the exchange of emotions, and the washing of the soul are all inseparable from the sound. How to spread the sound to a wider area and let more people feel the power from sound? This will have the birth of Tong Heng technology products --- power amplifier. Tongheng Technology was established in 2001 in Chaozhou, a famous cultural city in Guangdong Province. It was founded by a passionate music lover and turned love of music into unlimited passion for research and design of power amplifier products. In more than ten years, from the R&D of circuit boards to the design and development of finished power amplifiers, we have successfully transformed from a processing and manufacturing industry to a foreign trade export company. Starting from the small factory when it was first established, it became a 100-person company.Our main products: circuit board design, digital amplifier, car amplifier, motorcycle amplifier, home amplifier, radio amplifier, digital player and so on. From product design to internal circuit board excellence, Tong Heng has spared no effort to advance with.