TOYOKO GROUP CO. started to manufacture borosilicate 3.3 colored and clear glass tubing &rods and its related glassware products from 2001. we can offer laboratory glassware by quartz tube and borosilicate glass tube, neutral glass tube&rods (pharmaceutical glass tube &rods) for ampoule and vial, vial&oule, soda lime tube&rods, moduled bottle, lamp glass cover, glass ground joint, glass bongs, glass water pipe, solar tube, solar water heater, both ends open solar tube, etc.