业务范围（Work scope）

起重设备安装服务，建筑钢结构、预制构件工程安装服务，工程技术咨询服务，工程项目管理服务，提供施工设备服务，装卸搬运，建筑劳务分包，建材、装饰材料批发，货物进出口（专营专控商品除外），房屋租赁，电气机械设备销售，机械设备租赁，场地租赁（不含仓储），通用机械设备销售，工程施工总承包，工程环保设施施工，工程勘察设计，工程总承包服务，对外承包工程业务，自有房地产经营活动，建筑物拆除（不含爆破作业）、水污染治理、大气污染治理、土壤修复，金属压力容器制造、锅炉安装，安全生产技术服务，健康科学项目研究、开发，环保技术开发服务，软件开发，输油、输气管道工程施工服务，输油、输气管道设施安装服务，固体废物治理等。

Lifting equipment installation services, construction steel structure, prefabricated components installation services, project technical consulting services, project management services, construction equipment providing services, loading and unloading, construction labor subcontracting, building materials and decorative materials wholesale, import and export of goods (except for exclusively controlled commodities), house leasing, electrical machinery and equipment sales, machinery and equipment leasing, Site leasing (excluding storage), sales of general machinery and equipment, general contracting of project construction, environmental protection facilities construction, project survey and design, general contracting services , overseas project contracting, self-owned real estate business, building demolition (excluding blasting operations), water pollution treatment, air pollution treatment, soil remediation, metal pressure vessel manufacturing, boiler installation, safety production technology services, health science project research and development, environmental protection technology development services, software development, oil and gas pipeline construction services, oil and gas pipeline installation services, solid waste treatment, etc.