Dear Sir or Madam: Our company brief as below: Hengi Membrane Switch Co., Ltd. which prior name is Hengri was established in 1884. ISO9001:2000 certified by CCIC Conformity Assessment Services Co., Ltd. in June 7, 2004, and its accredited no.CNAB040-Q Business range: membrane switch, graphic overlays (nameplate), flexible circuit, silicone rubber, touch panel etc. Production capability (per month) 800,000 pcs of membrane switch 1200,000 pcs of graphic overlays (nameplate) 1500,000 pcs of flexible circuit 2000,000 pcs of silicone rubber Our factory is located in Shenzhen, china with 2,000 square meters area, We have more 20 years experience in this field, As a manufacturer of membrane switch , we have been very successful in china and Taiwan market, and closely cooperated with Sanyo, Panasonic, Delonghi, Aci,K elon, Aucma ect we always offer our customer good quality and competitive price, and response well from them. If you want to know more about us, pls free contact us. Look forward to hear from you. Best regards