Shandong Ongya Traffic Safety Facilities Co.,Ltd.

Shandong Tongya Group is a comprehensive enterprise integrating research & development, production, sales and construction of various kinds welding pipe, guardrail, hot plating, static plastic spray etc. It located at New Century Industrial Park (South) Shandong Province.?e have four ...

Telephone：86 - 635 - 182655336Address：New Century Industrial Park (South) of Guanxian Liaocheng Shandong China