Shandong DOM Machinery Equipment CO.,Ltd is a Group of factory and trading. Mobile concrete mixing plant, Stationary concrete batching plant, bolted silo, horizontal silo, container silo, stackable silo, big bag silo are all certificated by CE and Get patent in China. Now the mobile concrete batching plant and horizontal silo are the most ...SHANDONG KAIYUDA NEW MATERIALS TECHNOLOGY …2022-5-27 · Kaiyuda New Material Technology Co., Ltd., based in Shandong Province of China, is a professional manufacturer of concrete admixtures. We have long been committed to the research and development, manufacture, sales and services of concrete additives. Our main products are various concrete admixtures, mortar admixtures and special mortar.