About covers security issues, the municipal sector is a headache. To prevent the covers were stolen from the source, you have to make covers no recycling value available. For example, theft prevention materials, concrete materials, cement covers mold factory in Shandong, steal back no recycling value, Hebei cement covers mold factory, also can not sell money, and very heavy, not too much effort to get up. Now covers anti-theft device are: rabbet derotating skill Act, bolt hole blocking technique method, lock key method, chains connection method, hinge joint law fork joint linkage method Through these measures, Henan cement covers mold manufacturers. theft covers a large part of the problem has been solved. With the mold production process more simple, quality production covers also continue to increase. Demand is continuing to rise molds, cement covers mold factory, we have to continue to pay attention to the number of production molds at the same time to strengthen the promotion of mold technology. Existing Ministry of Construction recommended industry standard bearer grade cast iron covers will be divided into heavy and light levels. Meet a variety of roads, use of space requirements to ensure safety and reliability of the covers during use, but also can maximize the rational use of material. Cement covers mold factory, Kaiyuan country through mold, plastic cement covers mold factory in Baoding Century by country-die factory. Cement covers mold factory, Kaiyuan country through mold, plastic cement covers mold factory Baoding Century country-die factory (www.kaiyuanguotong.com) this year introduced a new upgrade, the above picture is for reference only, please call or pictures on this page contact telephone number, to obtain the latest information, contact: Cui Jianxiang.