Yes. In addition to the internal quality control team we set up, we also invite a third party performing quality tests on stereo power amplifier. Nowadays, with the advance of testing devices, defective products are more likely to be detected. Due to the limitation of the plant size and budgets, Guangzhou KAIXU Audio Equipment Co., Ltd tries to seek a third-party testing company to do quality tests with its advanced machines. Of course, it is based on the quality control methods being fully executed by us, which customers can rest assured.

Relying on rich experience, KAIXU has won the market recognization in R&D, manufacturing, and marketing of power amplifier. transistor amplifier produced by is very popular in the market. The design of KSA pa speaker amp represents the concepts of freshness and simplicity, which now has been the basic concepts in the sanitary ware industry. It lets users enjoy streaming audio when connected to compatible A/V receivers. The product works with a color scheme used by a brand logo. It is able to extend the message of that logo and promote brand awareness through it. Its high-quality amplifier tubes make the sound vibrant and dynamic.

We are active in some charitable foundations. We are working hard to reduce poverty and creating better education opportunities by donating capitals on building village schools.