GCI Science & Technology Co., Ltd. Electronic Material &Component Branch (GCIEC) is a Professional Acoustic ComponentManufacturer.We started our research in 1970 as a department of the National 7thInstitute of China Electronics Technology Group and began massproduction for international and domestic markets in 1980. For morethan 30 years, we have successfully delivered quality buzzers,transducers and speakers to our clients all over the world. Thanksto the great efforts of our dedicated engineers, now we have had awide range of Acoustic Component Products and our product rangekeeps increasing every day. Our plant covers an area of 10, 000square meters with annual production capability of over a hundredmillion pieces. With about 60% of the products are exported to theworld market and our main clients are mostly located in NorthAmerica, Europe and Asia.Excellent quality, competitive price and prompt and effectiveservice have earned us a world reputation. We have strong abilityto serve you in OEM/ODM projects, and provide you with "one-stopshop solution".We sincerely hope to have an opportunity to establish a mutuallybeneficial and long-term business relationship with you.