The indust ry and trade chemical plant of cangzhou was established in 1987 , located in national road 307 and intersection of national road 205 , the production history that has had more than ten years already , fixed assets are 1000 wan yuan , covers an area of more than 30 mu , has more than 200 workers , annual production is 2000 tons , is main producers producing dyestuffs intermedia , the main products have amino one a pair of sulfonic acid form sodium salt of benzene sulfonic acid , aniline second five - year plan period , this product every technical indicator reached the international most advanced level , have countries the most advanced checkout equipment , the products are sold all over all parts of the country , especially export such countries as the inferior state , europe state , etc . , win trust from domestic and international customer deeply 沧州市工贸化工厂始建于1987年,座落于307国道和205国道交汇处,已有十余年的生产历史,固定资产1000万元,占地面积30余亩,拥有职工200余人,年产量2000吨,是生产染料中间体的主要厂家,主要产品有间氨基苯磺酸、苯胺二五双磺酸单钠盐，该产品各技术指标达到了国际先进水平，拥有国家最先进的检测设备，产品销售遍及全国各地，尤其是出口亚州、欧州等国家，深受国内外客户的信赖。
This type was adopted for the first time in cangzhou city and hebei province , and it is suitable for the region with poor foundation , it offers wide condition for the construction and it is economical , its exterior is handsome , especially suits for the bridge of city . this paper is of great importance for guiding the design and calculation for this type of bridge ; and it promates the research and application of the new type of cfst for the purpose of widely spreading it in the field even the resign 下承式钢管混凝土系杆拱桥型式在沧州市乃至河北省都是首次采用，适于建于地基条件较差的地区，施工条件宽松，造价较经济，外型美观，尤其适用于城市桥梁。本文对今后该类型桥梁的设计计算和施工具有重要的指导意义，为在本行业乃至本地区继续推广钢管混凝土这一新型结构的研究与应用起到了推动作用。
Daheng parkerizing company , limited , a hi - tech enterprise , has its headquarters based in the well - known chemical - engineering city cangzhou , hebei , china . the company puts to use whole sets of the most up - to - date metal surface - treating techniques of the present - day world in supplying treating agents for iron or steel and aluminum products , and zinc - plated materials 沧州市大恒磷化有限公司座落于全国著名的化工城河北沧州，属于高科技企业，公司引进国内外先进的全套金属表面处理技术，适用于钢铁材镀锌材铝材的表面处理。
