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SHANDONG ENSIGN INDUSTRY CO.,LTD. is a large enterprise which specializes in the production of Citric Acid Series products and Alcohol Series products.Ensign Industry is located in ......

Starting from production source, we strictly control each process and build national standard testing center which is equipped with more than one hundred sets of advanced testing ......

The company has passed 1SO9001 Quality Management System, 1SO14001 Environmental Management System, 1SO45001 Occupational Health and Safety Management System......

Ensign Industry lays emphasis on product upgrading and equipment level improving. By taking new process, new techniques and new equipments as the leading and it has eliminated.....