China Canseal Co., Ltd is the leader manufacturing and trading container seals in Chinese mainland, located in Wenzhou,Zhejiang province of China . Our company has a strong team of experienced designers and production technicians, having successfully developed 6 series of security seals. We carry out our work strictly according to the requirements of national GB228-87 standard , ISO9001:2000 standard and our products have gained the certificate of US customs' approval. By far, our company has established a long , stable business relationship with dozens of worldwide famous lines and nearly 100 domestic shipping companies thanks to the high quality and the most favorable prices of our products.