SEIKAKU stands as a prominent company in the P.A. System industry.

Our assembly factory in China, established in 1990, reflects our commitment to quality. With over 40 years of experience in P.A., our robust quality management system ensures excellence throughout the manufacturing and testing processes.

We take pride in offering a comprehensive product line that adheres to environmentally friendly standards, including ISO9001:2000, ISO/TS 16949:2002, and ISO14000 regulations.

Our test laboratory, endorsed by TUV Company following ISO guide 25, ensures compliance with safety and EMC regulations in the destination countries.

Many of our SHOW products have successfully met European, USA safety, and EMC regulations such as CE, EMC & R&TTE, GS, CB, FCC, MFi, cTUVus, and cETLus.

Together, we are dedicated to achieving excellence, sustaining progress, and striving for perfection.