Yih Shwei Bolt Industrial Co.,ltd is a well-known and professional construction screws manufacturer in Taiwan.We develop & produce difference kinds of standard or special type of screws and export to the global market. we offer quick and stable wire steel for production.Our products are well exported to Europe, the US, Australia, New Zealand, Japan and Middle East. The company has been consistent in pursuing excellence, quality, and the most state-of-the-art technologies.
