Construction quality gullies should meet the following requirements: 1) should be pointing straight gullies along the inner wall, solid, not leak hook, off; 2) Well box, well grate should be complete, non-destructive, install a stable, solid; 3) Manhole backfill To comply with the requirements of the road bed; 4) manifolds should shun direct municipal wells standard weight, not a wrong port, reverse slope, the water in the recessed pocket. To complete undamaged pipe ends flush with the wall; 5) the inner wall of the requirements of gullies pointing puree. Gu Chang-year foundry founded in 2006, is a new modern and dynamic enterprises. Since the construction of the continuous efforts to grow and municipal wells, is to become a professional production of ductile iron covers municipal enterprise covers manufacturers, the annual production capacity of 5,000 tons, is being expanded with an annual output of 10,000 tons. Gu Chang-year foundry with you introduce the importance of rain grate: the rainy streets of municipal water wells after the price simply can not see how the specific road conditions, prolonged soaking rain may make the original shade covers Rusty person or a car by itself could have caused a lot of harm, but since the use of rainwater grate, general corrosion damage will not bring them. Since the use of rainwater grate, ordinary road accidents decreased a lot, especially some pedestrians walking in the shade covers, fall directly on such a situation never happened, strong corrosion resistance as well as a variety of fields to make industry all of its reuse. Gu Chang foundry located in Shanxi Province, Taigu County towns Hu Dong village crossing State Road 108, the main production ductile manhole cover and rain grate. Municipal wells in foundry manufacturers _ Chang (certified) _ Taiyuan municipal wells provided by Gu Chang in foundry. Gu Chang-year foundry (www.sxcnzz.com) is Jinzhong, machining leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Chang-year leadership in the foundry staff warmly welcome all inquiries negotiations to create Chang foundry in a better future.