Anhui NOY Technology Co.,LTD Is a state-level high-tech enterprises, specializing in helium mass spectrum leak detector, helium leak detection vacuum box and recovery system, airtight leak detector, airtight leak detection non-standard system R & D, production and sales. The leak detector has been exported to many countries, such as South Korea, India, Thailand and other countries, and has been highly praised. The company has invested in research and development, and has obtained many patents such as software, design and invention 。 The company is widely used in the fields of aerospace, refrigeration and related supporting, automobile manufacturing, power battery, nuclear industry, vacuum system, biochemistry, environmental protection, food fermentation, petroleum processing, organic chemistry, Chinese and western medicine, scientific research and the like. Since its establishment, strict implementation of international standards of products and industry standards are devoted to the research of high-quality, high-performance and high-reliability of precision instruments, applying modern management ideas and management tools, and having strong technical support and advanced production and detection equipment. The NOY brand precision instrument products with good stability, high precision, high efficiency and complete functions are carefully manufacture.