JINAN TYK UNITED SCIENCE CO., LTD 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 & ampoule, soda lime tube & rods, moduled bottle, lamp glass cover, glass ground joint, glass bongs, glass water pipe, solar tube, solar collector, solar water heater, etc. Mr. Charld Tel no: +86-531-86391596 Fax no: +86-531-86391595 Mobile no: +86-13864069087 http://www.tykchina.com/ Email address: tyk@tykchina.com