Is the converter biscuit good or the hanging oven biscuit delicious?

The converter blank is developed on the basis of hanging furnace, which improves the shortcomings of high labor intensity and low efficiency. The patented product of Siroway converter biscuit was developed by the inventor Li in one year, and the quality is reliable. You can see his website, posts and videos of making cakes by typing in Siroway's converter cookies online.