近几年,随着城市经济体制改革的深入,地区之区、部门之间、企业之间多渠道、多层次、多种形式的横向经济技术联系日益增多,形势非常喜人。特别是从去年以来,横向经济联系又有了新的突破,过去的以物资协作为主转为生产、资金、技术、人才等多方面协作;从临时性的单项协作发展为长期稳定的全面合作。区域性的城市、城乡经济联合体,跨地区、 In recent years, along with the deepening reform of urban economic system, the horizontal economic and technological relations among regions, departments and enterprises across multiple channels, levels and forms have been increasing. The situation is gratifying. In particular, since last year, there have been new breakthroughs in horizontal economic ties. In the past, cooperation in materials and materials mainly shifted to cooperation in various fields such as production, capital, technology and personnel. From the temporary development of individual cooperation to long-term, stable and comprehensive cooperation . Regional cities, urban-rural economic complexes, trans-regional,