What partners do we have?

　　Over years the company provides service and product to Lafarge/ LafargeHolcim, HeidelbergCement, CNBM (CBMI/SINOMA), Conch group, SUNNSY group, BBMG group, Tianrui group, Gansu Qilianshan cement group, Huaxin cement, Tangshan Jidong cement group, As