1. what is the current situation of the supplier of the pipe bending machine in China?
2. how many pipe bending machine manufacturers are there in China?
3. what advantages do we have as a supplier of pipe bending machine?
4. what can we do to improve the sales of pipe bending macine?
5. on the market, how many kinds of pipe bending machines for sale are there?
6. what is the position of our products in the market?