Dongying Hi-tech Spring Chemical Industry Co., Ltd.(Hi-Tech Spring for short), founded in 2002, headquartered in Shandong Province, is affiliated to Haike Group, one of the top 500 Chinese enterprises. The company takes a leading role in the industry and cooperates with many world famous enterprises. It focuses on the production and sales of many products, including pharmaceutical excipients propylene glycol, food additive isopropyl alcohol, cosmetic grade 1,3- butanediol, dipropylene glycol, electrolyte and diisopropyl ether. Exported to many countries and regions across the globe, products of Hi-Tech Spring have been extensively applied in various fields such as medicines, tobacco, consumer products, food, new energy vehicles and coating. Hi-Tech Spring has experienced and professional research teams, excellent supply chain system, industry-leading production facilities and industry authority qualifications. Hi-Tech Spring also provides its clients with integrated solutions to meet their diversified business needs.