Air separation equipment is the key equipment in metallurgy, petrochemical, coal chemical industry and other industries. Due to the continuous development of the industry, new requirements are put forward for air separation equipment, and the demand for large and medium air separation equipment has increased. DEAR air separation is a professional service provider in the field of air separation equipment. Its main products are large and medium air separation equipment, biogas purification equipment and spare parts of air separation equipment. At the same time, DEAR has rich project experience. From understanding customer needs to planning scheme design, operation and maintenance services, we take the interests of customers as the starting point, and bring economic value to customers.