1. Mechanical Seals:Elastomer bellows seals / Single spring seals / Teflon wedge seals / Metal bellows seals / Tailor-made seals according to the customers` drawings2.Lab Glassware:we suppling Volumetric Flasks, Flitering Flasks, Separatory Funnels, beakers, Erlenmeyer Flasks, etc. Our factory has technician about 180 people, whom can tailor-made the products accourding customer`s drawings.