Wenzhou Hengyue Seal Co., Ltd. is dedicated to researching and manufacturing security seal. We have developed 7 series of more than 100 products including bolt seals, cable seals, plastic seals, metal strap seals, padlock seals, meter seals, iron container seals, etc. Our products can be wide used in various industries including transport, postal, supermarket, bank, oil, electric power, water conservancy, security, etc.