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...

Shenzhen science and technology limited company is located in the beautiful coastal city of Shenzhen Special economic zone, adjacent to Hong Kong International free port city, sitting on a day coming ...