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          Position > Home > R&D center
           Contact us

          Domestic sales:

          Ms. Zhu,


          Email: zxs@joyin.cc

          International sales:

          Ms. Lv 025-56673186-803,


          Email: ly@joyin.cc

          Fax: 86-25-84670159


          Address:Floor 21, Block A, Zhongdanyuan, No. 3-1 Xinjinghu Road, Pukou-Hi Biological and Pharmaceutical Valley, Nanjing (210000) , China

          R&D center

          Nanjing R&D center:

          total area 860 square meters. in 2016, the company was passed the Nanjing high-tech enterprises. Currently company have chemical experiment research center, product quality control center and pilot plant which all established in accordance with the c-GMP standard test. The company have more than 20 people, including 10 R & D people, 3 QC people, 2 QA people. Company have 5 mL~20L glass or stainless steel different types of reactor, can successfully complete the process development, process optimization to the commercialization of technology transfer.

          Chemical synthesis:

          Traditional reaction: anhydrous reaction, high or low temperature reaction (-78 ℃ -250 ℃), asymmetric synthesis, synthesis of heterocyclic compounds with conventional organic reactions: Grignard reaction, Suzuki reaction, Kumada reaction, Diazo reaction, fluoride & chloride & bromide & iodide

          Process optimization :

          The basic process of industrialization

          New synthesis technology: enzymatic method, micro channel

          Design optimization scheme in detail, easy to industrialization.

          Analysis lab:

          Analytical methods development and validation

          Analytical methods transfer

          Impurity separation and preparation

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