1978 circuit industrial co. Ltd. Established in an-ping industrial park. 1995 development one established, and invented self-fusing waterproof rubber tape and cool light related products. 1997 purchased production equipment for self-fusing waterproof rubber tape and insulation rubber tape 1998 development two invented photo-catalyst related products 1999 development two invented vehicles and house specialized mini foam fire extinguisher 2000 applied ISO 9001 certification 2001 obtained ISO 9001 certification Granted self-fusing waterproof rubber tape supplier from taiwan electric power company 2002 self-fusing waterproof rubber tape passed sgs non-toxic examination.