【天虹是哪个国家的品牌？】

正大制管是一家以高频焊管、热镀锌管、螺旋焊管、方矩管、钢塑复合管制造、销售为主导，集科、工、贸、文为一体的现代化综合型企业。

公司先后通过国际ISO9001-2008质量体系认证，中国船级社、环境、职业健康与安全三体系认证，美国石油学会API5L认证。“天虹”系列钢管产品普遍应用于石油管线、油气输送和给排水、自来水、消防、燃气、集中供暖、采暖蒸汽等低压流体输送及支架、穿线、钢结构、冷弯型材等用途。

“天虹”、“吉立”钢管广泛使用于众多国家及省市工程建设，如南水北调工程、上海世博会、杭州湾大桥，河南城际铁路黄河大桥、武汉长江隧道、三峡大坝、济南奥体中心、南京地铁3号线、石武高铁、昆明长水国际机场、万科地产、万达广场、晋煤300万吨煤制造油项目、山东液化天然气(LNG)项目、贵州省农村安全饮用水项目等。

公司国内销售网络远及新疆、青海、云贵、遍布全国。目前，“天虹”牌钢管已出口到德国、法国、葡萄牙、美国、加拿大、秘鲁、乌拉圭、哥伦比亚、利比亚、巴西、印度、菲律宾、马来西亚等国家。

英文翻译：Zhengda pipe manufacturing Co., Ltd. is a modern comprehensive enterprise with the manufacturing and sales of high-frequency welded pipe, hot-dip galvanized pipe, spiral welded pipe, square tube and steel plastic composite pipe as its leading role, integrating science, industry, trade and culture. The company has passed ISO9001-2008 quality system certification, China Classification Society, environment, occupational health and safety three system certification, API 5L certification of American Petroleum Institute. "Tianhong" series steel pipe products are widely used in oil pipeline, oil and gas transmission, water supply and drainage, fire protection, gas, central heating, heating steam and other low-pressure fluid transmission and support, threading, steel structure, cold bending profile and other purposes. "Tianhong" and "Jili" steel pipes are widely used in many national and provincial engineering construction, such as South to North Water Diversion Project, Shanghai World Expo, Hangzhou Bay Bridge, Henan Inter City Railway Yellow River Bridge, Wuhan Yangtze River tunnel, Three Gorges Dam, Jinan Olympic Sports Center, Nanjing Metro Line 3, Shiwu high speed railway, Kunming Changshui International Airport, Vanke Real estate, Wanda Plaza, Shanxi coal 3 million tons of coal Oil production project, Shandong LNG project, Guizhou rural safe drinking water project, etc. The company's domestic sales network is far away from Xinjiang, Qinghai, Yunnan and Guizhou, all over the country. At present, "Tianhong" steel pipe has been exported to Germany, France, Portugal, the United States, Canada, Peru, Uruguay, Colombia, Libya, Brazil, India, the Philippines, Malaysia and other countries.

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