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"Our enterprise since its inception, usually regards product top quality as business life, repeatedly enhance manufacturing technology, make improvements to product excellent and continuously strengthen enterprise total high quality administration, in strict accordance with all the national standard ISO 9001:2000 for Battery Operated Scientific Calculator , Battery Powered Scientific Calculator , Battery Power Scientific Calculator , Taking the core concept of "to be the Responsible". We'll redound up on society for high quality items and good service. We will initiative to participate in international competition to be a first- class manufacturer of this product in the world.