Qinhuangdao Beidou Automatic Control Equipment Co., Ltd., located In the Qinhuangdao Economic and Technological Development Zone near the beautiful and glorious tourist attraction- Beidaihe, is a modern high-tech and professional company integrating development of production line, design, manufacturing, installation and debugging of products of complete equipment of bb fertilizer, compound fertilizer equipment, auto bb fertilizer equipment , production device for bb fertilizer, production line of drip irrigation fertilizer.