Hi! We are pcb supplier since 2007 and we have special materials in stock. If you are interested just email me back. Best Regards, Sammy Chang Overseas Sales Mobile: +86 13580982656 Skype: +86 13580982656 Shenzhen Plus Circuits Limited Website: www.pluscircuits.com Add: Building 05, Lisheng Industrial Park, Baoan District, Shenzhen China