According to the "2013-2017 Chinese steel casting industry sales forecast and upgrade needs analysis report" [3] statistics rain covers specifications, our 2012 production was 42.5 million tons of various types of castings, compared with 2011 growth of 2.4% yoy rain covers Price , growth slowed sharply. Casting downstream industry demand structure changed significantly. Casting demand from the industry situation, accounting for a quarter of automotive castings rain covers, vehicle production and structural changes of the total change in casting a very big impact; the demand for all kinds of pipe fittings accounted for 12.2%. Causeway, revetment extends from the marina, increase water depth, easy to ship berthing. Building on the river bank slope paved with stone or concrete slope protection for riparian. Slope can be divided into concrete, stone masonry, dry stone masonry slope protection. Are there piles Press Hom Hom There can be classified under the pile, no pile slope. Shanghai area generally use lower sill have piles of stone masonry revetment. Rain covers mechanical specifications _ Chen Hua (certified) _ rain covers are provided by China Machinery Equipment Co., Ltd. Qingdao Chen. Qingdao Hua Chen Machinery Co., Ltd. (www.qdchenhua.com) is Qingdao, a leader in CNC machine tools over the years, the company implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Chen Hua Machinery leadership in the staff warmly welcome all inquiries negotiations to create a better mechanical Chen Hua future.