مجرفة ثنائية الدوار  شركات مصنعة، تجار، موردون، مزودو خدمات

Founded in 2001, Yantai Longgang Pump is located in the Industrial Park of Yantai National High-tech Zone. It is a modern enterprise integrating R & D, production and sales. It mainly produces 30 series and over 400 models corrosion-resistant pump, mechanical seal and chemical accessories and other relevant products and widely used in petroleum, petrochemical, alkali, salt, acid, chemical fiber, fertilizer, medicine, metallurgy, electricity, printing and dyeing, paper making, environmental protection, water treatment, natural gas and other industries .
We are golden supplier of Sinopec and China national petroleum cooperation in China.