Licensed Projects:Ⅱ、Ⅲ Sales of radiation-related devices( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business items are subject to the approval results.) General Projects: Experimental analysis instrument manufacturing, Sales of experimental analysis instruments, Testing machine manufacturing, Testing machine sales, Power electronic components manufacturing, Sales of power electronic components, Electronic component manufacturing, Electronic components retail, integrated circuit manufacturing, Integrated circuit sales, Railway locomotive and vehicle parts manufacturing, Railway locomotive and vehicle parts sales, High-speed rail equipment、 Accessories Manufacturing, High-speed rail equipment、 Accessories Sales, Urban rail transit equipment manufacturing, Rail transit special equipment、 Sales of key systems and components, Auto parts and accessories manufacturing, Auto parts retail, Textile special equipment manufacturing,Sales of textile special equipment, Hardware product manufacturing, Hardware product retail, Mechanical parts、 Parts processing, Mechanical parts、 Parts Sales, mold manufacturing, mold sales, Industrial automatic control system device manufacturing, Sales of industrial automatic control systems, Computer software, hardware and peripheral equipment manufacturing, Retail of computer software, hardware and auxiliary equipment, Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Import and export of goods, Technology import and export( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)