Proteintech North America (HQ) Proteintech Group, Inc 5500 Pearl Street, Suite 400 Rosemont, IL 60018, USA 1-888-478-4522 proteintech@ptglab.com Proteintech Europe Transmission (6th Fl) 6 Atherton Street M3 3GS, Manchester, UK (+44) 161 839 3007 europe@ptglab.com Wuhan Sanying D3-...