临沂同赢进出口有限公司

Tongying is a company integrating science, industry and trade, with a strong customer base,
Professional production and technical team, let every customer in the use of Tongying products is thumbs up, specializing in the production of various tungsten electrode, welding gun, carbon rod, etc., each batch of products through professional flaw detection, so that each batch of products will not have quality problems [详细介绍]