Shandong County of Qingyun province GrandRay lock industry Co. Ltd.   

Shandong seal factory is now well-known dairy factory, domestic shipping, aviation, electric power, petroleum chemical industry, railway transportation company supplies earcon, seals, sealing plastic seals, container seals, customs seals, seals, locks and other products. At the same time for many well-known foreign companies OEM production of cow ear mark. In strict accordance with the "high quality, low price, keep promise, re service" company philosophy, the products are exported to the United States, Britain, Korea, Italy, Holland, Denmark, Singapore and so on. Product quality and service by the vast number of users recognition and praise