Pipe sealing season, duct sealing bag, blocking God card manufacturers ·

Pipe sealing season, duct sealing bag, blocking God card manufacturers * (pipe sealing bag English name:? Pipeline plugging air-bag), the product is suitable for industrial and civil drains test pressure for closure, the goods for my company's newly developed composite materials, with strong pressure resistance and sealing effect, the construction unit of the country more than prove that the product quality and reliable, stable performance, is ideal for the construction of the pipeline to block the use of tools. Contact: Ms. Mou phone: 18332458029 http://xueleiqinang.cn.china.cn/