Licensed Projects: Special equipment manufacturing, Installation, modification and repair of special equipment, Special equipment inspection and testing, electric wire、 Cable manufacturing。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business projects are subject to the approval documents or licenses of relevant departments.) General Projects: General equipment manufacturing( Excluding special equipment manufacturing), General equipment repair, Special equipment sales, Special equipment rental, Manufacturing of metal wire ropes and their products, electric wire、 Cable Operations, General mechanical equipment installation services, Electric motor manufacturing, Sales of special electronic equipment, Electronic special equipment manufacturing, Special equipment repair, Motor Manufacturing, Weighing instrument manufacturing, Weighing equipment sales, Metal tool sales, Import and export of goods, Technology import and export。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)