黄石拓生管道成立于2007年，位于中国湖北省黄石市。 我们最初主要生产管件。 之后,随着业务的范围扩大,我们还专业开发和销售管道系统产品,包括球墨铸铁管道和管件符合ISO2531 / BS EN545 / BS EN598 /美国自来水厂协会(AWWA C153 /美国自来水厂协会(AWWA C110标准,从DN60mm-DN2600mm大小,和法兰适配器,联轴器连接,无缝的管道、阀门、 井盖、镀锌可锻铸铁等。 应用领域:给排水、建筑、消防、灌溉等各种管道系统产品。 公司已通过ISO9001认证，并与SGS长期合作。 我们的工厂拥有WARS和其他环保认证，以确保我们的产品使用安全。 客户主要分布在非洲、摩洛哥、约旦、希腊、法国、韩国、厄瓜多尔等国家和地区。

Topsun Pipelines is found in 2007, which is located in Huangshi city, Hubei province, China. Originally, we mainly produced pipe fittings. Later, as the scope of business expanded, we're still specializing in the development and sales of pipelines system products , including ductile cast iron pipes and pipe fittings that comply with ISO2531/BS EN545/BS EN598/ AWWA C153 / AWWA C110 standard, sizes from DN60mm-DN2600mm, and Flange adapter, Coupling joint, SMLS pipes , Valves, Manhole cover , Galvanized malleable iron and so on. Application fields all kinds of piping systems products, such as water supply and drainage, construction, fire protection and irrigation .     We have obtained ISO9001 certification and have a long term cooperation with SGS. Our factories have WARS and other environmental certifications to ensure that our products are safe to use. Our customers are mainly distributed in Africa, Morocco, Jordan, Greece, France, Korea ,Ecuador and other countries and regions.