SMM July 23: today's domestic mainstream quotation for reduced lead in 14600 to 14700 yuan / ton. Shanghai lead stable, waste battery transaction range fluctuated little, only high price of waste battery purchase price down; reduced lead market circulation source has not seen obvious improvement, so the price drop is limited; recycled lead continuous deep paste quotation, so that part of the terminal demand backflow, recycled lead market trading has been slightly improved.