It's useless to invoice. How to add modern service consulting fee?

Service fee tax classification code: 30499, tax classification name: other modern services, name of invoiced goods: * modern services * service fee, and the tax rate is 6%; The tax classification code of consulting fees is 304060399, the tax classification name is other consulting services, and the name of the invoiced goods is * other consulting services * consulting fees, with the tax rate of 6%. Tax code of service fee for flight defense operation: service fee tax code: 30499, tax item name: other modern services, name of invoiced goods: * modern services * service fee, and the tax rate is 6%; The tax classification code of consulting fees is 304060399, the tax classification name is other consulting services, and the name of the invoiced goods is * other consulting services * consulting fees, with the tax rate of 6%.