Shandong Ruier Lock Industry Co., Ltd. Is committed to the development of the seal industry including wire seals, plastic seals and sealing instruments. It specializes in the research, development, manufacture and sale of seals and anti-theft products. Main products: Seals, plastic seals, and other series of seals and seal products, by virtue of the company's strong technical force and economic strength, and constantly develop a new international advanced technology level of new products. The company's products are widely used in electricity meter, water table, postal bag, ordnance, instrumentation, power supply, gas supply, military, oil transportation, chemical industry, mine, postal service, customs, railway, finance, container, foreign trade commodity inspection, transportation products Processing, and enterprise product testing, packaging barrel packaging, energy measurement, to prevent theft and other industries sealed.