1. Shandong Yuantong Steel Pipe Co., Ltd.

Main products: production and sales of various specifications, steel pipes, seamless square pipes, welded pipes, galvanized square pipes, square and rectangular pipes, Special-shaped steel pipe.

Address: Dadong Steel Pipe City, Economic Development Zone.

2. Standardized production by Cangzhou Huishida Steel Co., Ltd.

Main products: acoustic tubes; straight seam steel pipes; square and rectangular tubes; special-shaped tubes.

Address: Building C, Yihe International, Jiefang West Road, Yunhe District, Cangzhou City, Hebei Province.

3. Liaocheng Dongrun Steel Pipe Co., Ltd.

Main products: precision drawn seamless steel pipes, precision seamless steel pipes, precision drawn special-shaped steel pipes, internal and external molded steel pipes, hexagonal steel pipes, Octagonal steel pipe.

Address: Qiantun Industrial Park, Middle Section of New East Ring Road, Liaocheng City, Shandong Province.

4. Liaocheng Development Zone Minghui Machinery Parts Factory

Main products: seamless steel pipes of various types and materials; precision steel pipes; galvanized pipes; stamped flange blanks; customized Stamping special-shaped parts.

Address: No. 43, Qianpu Village, Jiangguantun Office, Liaocheng Development Zone.

5. Huayuan Special-shaped Steel Pipe Factory in Liaocheng Development Zone

Main products: special-shaped steel pipes; seamless steel pipes; precision steel pipes; stamping parts; special-shaped stamping parts; flange blanks; Special-shaped flange; plate; medium plate.

Address: Liaocheng Economic Development Zone, Shandong