Profile: Shanghai Forever Plastic Industrial Co., Ltd. is a manufacturer and supplier of container security seals, truck security seals and trailer security seals. Our security seals include bolt seals, cable seals, metal seals, padlock seals, plastic seals, meter seals and barrier seals. Our products are used in transportation, shipping containers, trucks, trailers, rail cars, air cargos and energy industries. Bolt seal FE-A is a classical version of high security bolt seals. It is widely used for ISO containers and high value good shipments. Our seals are made of low carbon steel, zinc plated and coated with ABS plastic. Meter seals FE-Y are used for water meters, gas meters, electricity meters, valves, tankers and containers.