Shenyang Shengdao Communications Construction Technology Co., Ltd. (SDCC) is mainly engaged in independent R&D, designing, manufacturing, sales, sales agent service, aftersales service and leasing of large- and medium-sized prefabricated assembly material storage tanks (used to hold liquid materials, such as asphalt, heavy oil, water and other liquid mediums, powder, granular materials, and aggregates etc.), flexible/rigid assembled external insulations, complete sets of asphalt containers, asphalt-related environmental protection equipment, assembled biochemical reactor for wastewater treatment...