ShanDong YUYEECHEM IMP& EXP CO., LTD, which is on the basis of Qingdao QI JIN IMP & Co., LTD professional manage chemical equipment and products import export company was founded in December 2008. It directly belongs to Chemical Corporation --- Zibo Linzi ...

Oriental - material has provided silane gas(tcs): Semiconduct purpose and silicon industry. We've mass higher purity tcs munufacture facility own for suitable deposition. Also purify si by melting & exhuast, slagging, etc. We can achieve at least 6n ...