successfully developed 7 series and more than 100 types of security seals,Website:http://www.sinobcseals.com, such as bolt seal, cable seals, plastic seals, metal strap seals, padlock seals, meter seals and lead seals, container seal, all products are widely used in the field of sea, land and air transportation, postal service, supermarkets, banks, petrol companies, security, water and electricity,...