In order to ensure product quality, Guangzhou KAIXU Audio Equipment Co., Ltd has established a complete quality control system. We test and evaluate professional speaker to determine if they meet the required performance specifications before being released to the public. It is important for us to be always operated under the quality management system.

KAIXU, in virtue of years of experience in the developing and manufacturing of professional stereo amplifier, has been successful in the industry. hifi audio amplifier produced by is very popular in the market. Each KSA lightweight power amplifiers is made very durable with only the best quality components. It is tested to deal with extreme fluctuations in temperature, especially summer. Featuring large capacitance, it can work under high power condition. This product produces very little heat. This helps in reducing energy consumption as traditional incandescent and fluorescent bulbs release about 80 percent of their energy as heat. Its high-quality amplifier tubes make the sound vibrant and dynamic.

We are committed to keeping on the stable business relationships with our customers. We are always willing to work with them side by side, and strengthen our communication on business.