Zibo Baotang Chemical Equipment Co. Ltd is a manufacturer and trading company based in Zibo, China, specializing in the research, development, design, and production of high-quality chemical equipment. Established in 2002, the company employs between 101 and 200 people and is recognized as a Newly Advanced Technical Enterprise by the Science and Technology Department of Shandong Province, highlighting its focus on innovation. They hold ISO 9001 certification, ensuring quality management in their operations. The company operates a factory and offers a comprehensive range of products, primarily focusing on glass-lined chemical equipment, including reactors (50-50000 Liters), storage tanks, distillers, double cone rotary vacuum dryers, plate type heat exchangers, columns, pumps, valves, and pipes & fittings. They also produce pressure vessels (Class I & II) from stainless steel, carbon steel, rubber-lined, and graphite materials, as well as graphite shell and tube heat exchangers, graphite round block hole type heat exchangers, and graphite ejectors. Additionally, their product portfolio includes stainless steel centrifuges, vacuum pumps, water pumps, and water treatment chemicals. Zibo Baotang Chemical Equipment Co. Ltd provides contract manufacturing services and exports its products to a wide range of international markets, including North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, the Mid East, Eastern Asia, and Western Europe.
Zibo Dewojin Trading Co., Ltd., established in 2005 and based in Zibo, Shandong, is a professional manufacturer and exporter specializing in chemical processing equipment. Located in one of China's primary production bases for glass-lined equipment, the company operates under its own brand, Dewojin (also known as QIANBAO), and holds ISO 9001 and ISO 14001 certifications. With over 20 years of industry experience, the company provides comprehensive solutions for the chemical, pharmaceutical, and industrial sectors.
The company's core expertise lies in the design and manufacture of glass-lined (enamelled) equipment, including reactors, storage tanks, distillation units, and pressure vessels. Their extensive product catalog also features stainless steel and carbon steel reactors, graphite heat exchangers, and falling film absorbers. Beyond primary vessels, they supply a wide range of specialized accessories such as mechanical seals, agitators, thermowells, and bottom discharge valves. To support diverse industrial processes, the company offers auxiliary machinery including vacuum dryers, centrifuges, granulators, and chemical pumps.
Zibo Dewojin Trading Co., Ltd. maintains a strong international presence with over 15 years of export experience, serving markets across North America, South America, Europe, and Asia. The company provides flexible manufacturing capabilities, including OEM and ODM services, and is equipped with multiple production lines and dedicated R&D staff. Their business model integrates manufacturing, distribution, and trading, allowing them to supply both high-quality chemical equipment and a variety of industrial chemicals to a global clientele.