Hebei Langrui Environmental Engineering Co., Ltd. the predecessor is Baoding Architecture Machinery who has been "5th year" supplier at Alibaba (website: langruimachinery.en.alibaba.com). We are professional manufacturers integrating ...

Since established in 1990, we've been supplying copper & alloy, fin tube and playing an important role world wide as a distributor for Carbon alloy stainless steel pipe tube. Thanks to our innovative new technology many years experienced staff we are one of ...