Qingdao Wingoal Trade Co., Ltd. is located in beautiful coastal city Qingdao and is the subsidiary of Shandong Pioneer Environmental Protection Technology Co., Ltd, . PIONEER is a well-known professional Ozone Generator System manufacturer in China. We mainly offer ozone generators (air source and oxygen source) in wide range applications especially in water-treatment. With R&D centers and international advanced ozone generator manufacturing technology, PIONEER products have exquisite structure, stable performance, simple operation and convenient maintenance. In different fields, Pioneer designs and offers complete ozone generator system solutions according to customers′ actual situation and requirements. Pioneer products have exported to more than 20 countries around the world and got recognition from customers. Pioneer will as always work hard to supply premium products and devote to environmental protection industry. Contact us today for your needs! We are looking forward to your inquiry.