Following the start of two 4000tpd cement production lines in Kashi and Yecheng and a 4500tpd cement production line in the Chabu Chaer County of the Yili prefecture, Xinjiang Tianshan Cement, the regional subsidiary of China National Materials Company Limited (Sinoma Limited) (Beijing) in the Xinjiang autonomous region, is planning to invest US$670m for another eight dry-process cement production lines in Urumqi, Hami, Turpan, Fuyun, Emin, Hejing and Kuche in the Xinjiang region, the Board of Tianshan Cement announced on September 16, 2010.