Ningbo Jiasi Chemical Co., Ltd (former was Zhejiang Jiasi Chemical Co., Ltd), approved by ISO9001:2015, is specialized in manufacturing fine chemicals. Jiasi Chemical is engaged in providing fine chemicals, including pharmaceutical intermediates, alkynyl alcohol non-ionic surfactant as defoaming and wetting agent, liquid crystal and electron chemicals, sensitization & photochromism materials, light initiator and special high polymer monomer etc. Furthermore, we specialize in Grignard Reaction, Sandmeyer Reaction, Friedel-Crafts Reaction, Brominations, Low-temperature Nitration Reaction, Electronation Reaction, Non-monophase Catalytic Oxidation Reaction, Etherification of Phenolhydrox, Cyclizative Condensation and others cell chemical reaction. And we have our own style of treatment after high-vacuum reaction, which is in the range of -30°C to 350°C. Moreover, our company undertake R&D activity and processing business. We sincerely look forward to cooperating with all friends from all over the world.