Bolt Seals for Shipping Containers factory Wenzhou Guangchang Hardwares Co., Ltd. is a private limited liability company specializing in the production and processing of various seals, blockades, high security seals, wire seals, plastic seals, container seals, large iron seals and other products. The company's headquarters is located in Wenzhou. The company has a complete and scientific quality management system. The company has been recognized by the industry for its integrity, strength and product quality.Bolt Seals for Shipping Containers factory website:http://www.cn-gcseals.com/