Nanjing Tungsten Technology Co. Ltd. always focuses on XRF technology and the research and development on its application. After years'experience and innovation, the company has made out series of production by applying XRF technology to satisfy the market and clients requirement. As Nanjing Tungsten Technology Co. Ltd. thinks much of technology, production and service, she persists in output, service and reputation with high quality, providing a perfect before and after services. The company insists on honesty, steadfastness, service and innovation as her operating philosophy, being strict of her own, forging ahead and improving the quality of her products and service.