GCI Science & Technology Co., Ltd. Electronic Material & Component Branch (GCIEC) is a Professional Acoustic Component Manufacturer. We started our research in 1970 as a department of the National 7th Institute of China Electronics Technology Group and began mass production for international and domestic markets in 1980. For more than 30 years, we have successfully delivered quality buzzers, transducers and speakers to our clients all over the world. Thanks to the great efforts of our dedicated engineers, now we have had a wide range of Acoustic Component Products and our product range keeps increasing every day. Our plant covers an area of 10, 000 square meters with annual production capability of over a hundred million pieces. With about 60% of the products are exported to the world market and our main clients are mostly located in North America, Europe and Asia. Excellent quality, competitive price and prompt and effective service have earned us a world reputation. We have strong ability to serve you in OEM/ODM projects, and provide you with "one-stop shop solution". We sincerely hope to have an opportunity to establish a mutually beneficial and long-term business relationship with you.