Ningbo Jeing-Yuan Biotechnology Co., Ltd specialize in the manufacture of Creatine Monohydrate, L-Norvaline, Trans-4-Hydroxy-L-Proline(L-Hydroxyproline) and etc, we supply these high-quality products....

Based on theory of modern electronic, we produces "X" series new high, medium frequency induction heating machine with strict technological requirement, with main circuit adopts IGBT, MOSFET and....