After more than 10 years successful international business in Chemical, Electronics and general industries, Tianjiao International Co., located in San Francisco area, has grown up to a strong global material supplier with a diversity of products ranging from raw materials to finished material components. Under the Tianjiao International, there are 3 business segments: Catalyst Materials Division, Ceramics Division and Electronics Materials Division.  Catalyst Materials Division specializes in supplying rare earth (Y, Sc, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu) and rare metals, their alloys, oxides, acetates, carbonates, chlorides, fluorides, hydroxides, nitrate, oxalates, concentrates.  Ceramics Division supplies raw ceramic materials, industrial engineering ceramics and functional ceramics for applications such as structural ceramics components, heat exchange media, filtration substrates, catalyst support (including ceramic and metal honeycomb substrates).  Electronics Materials Division focuses on compound materials for the manufacturing of the slurries that are required for a highly accurate and critical polishing process-chemical mechanical planarization (CMP) in semiconductor and hard disk industries. The products include high purity cerium compounds, fumed silica, colloidal silica and alumina etc.  Tianjiao also provides customers with large quantities of steel products.  Tianjiao's philosophy is "Quality First, Credibility First". We are continuously looking for strong business and partnership relationships with our customers, further expanding mutual interests.