NO. 27 Beijing Road, QINGDAO, shandong, China

We, BESTONE GROUP INC. is a multi-ply enterprise specializing in industrial products, especially in the field of welding material and welding consumable. Our products include CO2 gas shield welding wi...

No.65 Dengzhou Road,Economic Development Zone, Dongying, Shandong, China

We are a professional manufacturer of oil drilling and mud purification equipment, and integrates technical development and production. Our company is located in the victory oil field-economic develop...

Ningbo Shuiyi Membrane Technology Development Co., Ltd. is listed among the leading Sewage Water Treatment System Manufacturer and Exporter owing to the years of experience and expertise that result i...