2. The cost of iron materials is 160 yuan /m2 (including steel plate roughening).
3. Structural adhesive 120 yuan/m2.
4, the original concrete structure surface treatment (such as; Remove paint layer, remove protective layer, polish and clean structural surface) 20 yuan /m2.
5, hush money 60 yuan/m.
6. Management fee and profit are 30% of the cost.
7. Subtotal for sticking steel: 700-850 yuan /m2.