"High quality, Competitive price, Excellent service", Yongjia Harbor Security seal Co., Ltd waiting for you.

Yongjia Harbor Security Seal Co., Ltd. is a specialist of security seals, founded in 1990. Our seals are secure because they can not be unlocked once sealed. Yongjia harbor Security seals are used in many industries for shipping containers, electrical and water meters, bonded warehouses and vehicles, secure document cases and lockers. When you require security and tamper proof seals you need Yongjia Harbor Security seals.

Our employees have years of experience in the security seal business, and our products can be used for many years. We have exported security seals to many countries including Japan, Italy, Denmark, Belgium, the Netherlands, Australia, New Zealand and South Asian countries. Moreover, Yongjia Harbor Security seals have a high reputation for quality and reliability. We measure our success in long-term relationships with our customers.

At present Harbor has developed 7 series and more than 200 types of seals, the products are produced strictly under the standard of ISO/PAS17712, C-TPAT, completely carry out ISO9001:2000, and some types of the seals has gained the certificates of US ABS group report, US customs approval and ISO/PAS17712.


With professionalism and integrity, our company warmly welcomes worldwide partners to cooperate with us and looks forward to working closely with customers worldwide for a bright future.

Harbor Security Seals: Simple Operation, Quality Assured, Safe and Reliable.