SignsCal was founded in 1989. Over 20 years, through the baptism of market forces, SignsCal has grown fast into a company with combined R & D, production and sales, and the leader specialized  in the production of  various kinds of advertising material. With continuous business expansion, the Kunshan production operation has moved into a new company-owned plant in Kunshan in June 2008, with comprehensive enhancements to production capacity and management...