We supply kinds of extreme products according to customers requirements. Such as ultra-precision ceramics or other materials require tolerace 0.01MM or less or mirror facet etc. And we supply superfine products such as diameter about 1MM tube or 0.1 beads. or if you require the product super big, such as 200*200MM thin zirconia plate or more big. And also we supply some materials for ultra high temperature and pressure or corrosion environment, such as container for artificial diamond, etc.