CHAO CHANG FASTENERS INDUSTRY LTD. has been in operation in screws since 1979. During the past years, we have had significant success in R&D, with highly emphasizing on quality control and sincerely collaborating with our partner-manufacturers. In that, we are proud of being one of the biggest suppliers in screws in Taiwan. Certified with ISO A+ (90002) and first-grade exporter, we become specialized in producing and selling all kinds screw with any specification and particular materials. Our management signifies the quality control and timely delivery. And we cherish every deal as an OEM. Trust us and you can make profit.