We are a large group corporation engaged in
the R&D and manufacture of chemicals. We have two production bases in Shandong and Jiangsu provinces
respectively. We set up two large-scale production centers for pharmaceuticals and special chemicals.
URL: http://www.jnhaohua.com in English [Translate]
We produce Truly Universal solid support for synthesis of DNA and RNA oligonucleotides and trimer (codon) phosphoramidites. In addition, a variety of purine nucleoside analogs and phosphoramidites are available
URL: http://www.metkinenchemistry.com/ in English [Translate]