tungsten filament oxidation

Our company since its inception, constantly regards product or service high quality as business life, continually improve creation technology, make improvements to product high-quality and consistently strengthen business total high-quality management, in strict accordance together with the national standard ISO 9001:2000 for tungsten filament oxidation "Making the Solutions of Large Quality" could be the everlasting goal of our enterprise. We make unremitting attempts to recognize the objective of "We Will Always Preserve in Pace while using the Time".