Qingdao Just Boiler Co., Ltd. Is established in 1981, located in Qingdao, one major seaport of China. We are specialized in manufacturing industries boiler and power plant Boilers, pressure vessels, authorized by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China. Quality control system: Each worker must has the Certificate before joining in and starting work. Each producing process is marked Work Number of the Workman and Inspector,...
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