Qingdao Lilai fine chemical Co.,Ltd(Est. 2003) is a high-tech leader in long-chain diols, dicarboxylic acids, and esters, serving global industries with 20+ years of specialized R&D and manufacturing excellence.
Core Offerings
✅ Full C7-C14 Product Range:
Diols: 1,2-Pentanediol, 1,8-Octanediol, 1,12-Dodecanediol (C7-C14 series)
Acids/Esters: Heptanedioic Acid, Octanedioic Acid, DAM (Dimethyl Dodecanedioate), and methyl/ethyl esters
Intermediates: Dibromoalkanes (C7-C13), Bromoalcohols (C7-C12), Methacrylate Monomers
✅ Trusted by Global Giants:Exported to Japan, Korea, EU, USA – ensuring ISO-certified quality and technical precision.
✅ Why Choose Us?
20+ Years of Expertise: High-tech R&D with strict quality control (ISO 9001, ISO45001 and ISO 14001 certified)
Full Product Range: C7-C14 long-chain compounds for polymers, pharmaceuticals, and specialty additives
Custom Solutions: Tailored development for unique specifications, from R&D samples to bulk orders