how are bitcoins used- Top Knowledge graph

What about the glass fiber in the back? 7 boards,Huifa Food (4, Food)Xingguang shares (4, lithium battery+household appliances+quantum technology)

Observation points:What about the glass fiber in the back? 7 boards,Shuaifeng electrics (4, household appliances)

What about construction industry? Board 8, the location is ok, but it depends on the choice of funds, so their focus is on the day after the disagreement ends.Xingguang shares (4, lithium battery+household appliances+quantum technology)Fudan Fuhua (3, Quantum Technology)