Chinese spot market dynamics: The average price of 20mm Grade 3 seismic rebar in 31 major cities in China was $ 531.45 per tonne, up $ 0.14 from the previous trading day; the Shanghai rebar dollar-denominated index closed at $511.96, down 0.72%. Specifically, the rebar futures market continued to run weakly in the morning, but the spot market offer was relatively firm. In the environment of weak demand side, the market transaction condition was lukewarm, and the state was adjusted after lunch, but the market response was small and the businessmen were cautious in operation. The overall market turnover has declined compared with the previous day. Comprehensive expected today's national building materials market prices narrowly oscillating operation is dominant.