our company specializes in manufacturing high-precision glass balls, ceramic balls, precision can reach +/-0.001mm, production specifications, 1.5mm-101.6mm thevarious specifications per month 1, 000, ***** company has passed ISO 9000 ***** high quality, fully meet customer requirement.us to "qulity-oriented, good faith compliance", sincere belief to provide each customer with the best quality service.procurement requirements, if your company, we sincerely look forward to working with you!