Practical application and production characteristics of the coal mine signs and inseparable from his environment. Mine tunnels, mines are more black. Although there are many lamp for lighting, and natural light outside but still have a lot of difference. So be sure to choose a material with good reflective properties to make coal mine signs. Mine safety is an important issue Mine signage materials, the number of annual mine collapse paralysis, gas explosion, the security issue is caused by various practitioners need attention. Once the coal mine gas explosions and other accidents not only cause economic losses, but also on the safety of coal miners threat. Coal mine and electric equipment management responsibility card is a special mine identification card, can be liability in a more lively way to tell everyone through the coal mine and electric equipment management responsibility card, enhance the sense of responsibility of miners, the use of high-strength aluminum alloy plate reflective, produced by punching abrasive signage production from coal mines, after polishing, cutting, welding and other process is made quick and easy to install, easy to carry, long service life, good reflective effect. Use time more long-term. Coal miners underground electrical equipment in terms of management responsibility card also played a role in the coal mine warning signage on the other hand also enhances the miners enthusiasm, greatly improve work efficiency, enhance production. Coal signage size, Yu Po plate. (Online consultation), coal mine identification card supplied by Yu Po signs Ltd. Changyuan. Changyuan Yu Po signs Ltd. (www.hnypbp.com) Henan Xinxiang, nameplate leader, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Yu Po signage in leadership with the staff warmly welcome all inquiries negotiations to create Yu Po signs a better future.