It is equipped with plain cast iron marking shoe and micro glass beads automatic broadcaster,it has advantages of simple structure,light,high performance and reasonable price etc.

Zhenjiang Tongkai Mechanical Engineering Co., Ltd. is a company specializing in the production and exporting of steel bridges, steel structures and other machined parts. The company's main products include modular steel bridges, steel truss bridges, and steel structure products; Tongkai products are widely used in various industries with their excellent quality and advanced design. They not only have a large sales market in China, but also are exported to Southeast Asia, Africa, South America and other countries.

The company has a wealth of management personnel, skilled design and experienced construction team, proficient in the application of CAD, MIDAS CIVIL, SolidWorks software； With a purpose of " first quality, promptly delivery, customer first, reputation as the base, we will provide you with a variety of products. Our products, regardless of the size of the project, are all can be customized according to customer requirements and structural drawings. We have the strength to do better for you with a reasonable price, first-class quality, first-class service and first-class reputation!

After several years of production, operation and exploration, Tongkai has established its own quality management system, which has passed ISO9001: 2015 quality system certification, EN1090 EU CE certification, and ISO3834 welding certification. Tongkai always implements the concept of customer value creation, customize products for customers to meet the needs of different customers, and continuously provides customers with solutions and technologies to solve problems.