Linyi Polyurethane Insulation Pipe Co., LtdIt is a group company with over 20 years of history in Linyi,

Registered capital of 50 million yuan, and invited to participate in CCTV's "Influence Dialogue" CCTV7, CCTV Securities, and CCTV.com.Linyi Polyurethane Insulation Pipe Co., Ltd