Recently, the China Metallurgical Construction Association issued a document commending the award-winning projects and companies of the Metallurgical Industry Quality Project Award 2018. Sinosteel Equipment & Engineering Co., Ltd. won the award by its "40000Nm³/h oxygen machine project for Chengde Yanshan Gas Co., Ltd.". 

The project adopts deep freezing method to separate oxygen, nitrogen and argon. The process is advanced and reaches the leading level in China. Since its production for two years, the project has been running smoothly, the performance index also reached the standard, and the effect of energy saving and environmental protection is remarkable. The implementation and operation of the project has filled the gap of medical liquid oxygen in Chengde and even North China, achieved good economic and social benefits, and has been highly recognized and appreciated by the customer.