How about Hengli Petrochemical Dalian Co., Ltd.?

All right. According to relevant data, according to the list of China Petrochemical Top 500 Enterprises, Hengli Petrochemical Dalian Co., Ltd. ranked 13 in 20/9 years, and it is one of the important enterprises in China petrochemical industry. In addition, the company has obtained many honors and certifications such as ISO900 1 Quality Management System Certification, ISO1400/Environmental Management System Certification, OHSAS 1800 1 Occupational Health and Safety Management System Certification.