Dong Ho is the sole agent of Beijing Boyu, the biggest PBN ( Pyrolytic Boron Nitride) in Asian market for OLED industry.

We can design and supply various shape of PBN as Crucible, Jig, tube and Heat Insulating pars of MOCVD equipment.

And we supply High quality NdFeB magnet  and metal foil, wire and sheet of Tantalum and Tungsten.

Our raw materials like Zirconium chemical, Barium chemical and Rare Earth product are used in many customers to produce Catalyst, Electric device and others.

◈ Product

1. PBN ( Pyrolytic Boron Nitride )