菱镁标志桩：菱镁标志桩是以改性菱镁水泥为胶凝材料、辅以必要的填充料、再以增强材料增强而制成的，是一种新型的标志桩，是水泥、塑钢及树脂标志桩的良好替代品，可有效解决地下重要设施被挖断的问题，主要用作电力、通信、燃气、自来水、铁路等管线路径通道的指示标志兼警告牌。现已广泛应用于各地区闹市、风景区、绿化带、灌木丛及顶管两侧管线路径的指示，市场前景巨大。具体优势如下：
Magnesite marker pile: MAGNESITE marker pile is made from modified magnesite cement as cementitious material, supplemented with necessary filling material and reinforced with reinforced material. It is a new type of marker pile, which is a good substitute for cement, plastic steel and resin marker piles. It can effectively solve the problem of excavation of important underground facilities. It is mainly used as electricity. Signs and warning signs for power line, communication, gas, tap water and railway lines. It has been widely used in various areas, such as busy streets, scenic spots, green belts, bushes and pipe lines on both sides of the pipe jacking. The market prospect is huge. The specific advantages are as follows:
1、强度高、硬度大、抗冲击、耐磨损、耐高温、耐腐蚀，使用寿命长达30年；
1, high strength, hardness, impact resistance, abrasion resistance, high temperature resistance, corrosion resistance, and the service life is as long as 30 years.
2、生产过程无毒无害，安全环保；
2. The production process is innocuous and harmless, and it is safe and environmental.
3、外表美观，产品可制成各种颜色，字体图案清晰，警示性明显并可以美化城市环境；
3, beautiful appearance, products can be made into various colors, the font design is clear, warning is obvious, and can beautify the urban environment;
4、重量轻，便于运输安装，可大大减少劳动力并减轻劳动强度；
4, light weight, convenient transportation and installation, can greatly reduce labor force and reduce labor intensity;
5、防偷盗，该材料无任何回收价值，防偷防盗。
5. To prevent theft, the material has no recycling value and is safe against theft.