The Company's website www.thjmjt.com Botou Keno Casting Tools Co., Ltd. (formerly Botou City Tools Factory) After several years of development has become a large cast iron reputation in China platform and equipment manufacturers. The "Keno" brand cast iron platform, "Keno card" large-scale experimental platform equipment, precision granite measuring series, horn series, deflection instrument series and large curved panels are the various segments of the manufacturing industry leader and leading enterprises. Keno is China Heavy Industries Federation of precision measuring tools measuring equipment large cast iron branch president of the only enterprise-class; Keno is a provincial-level high precision measuring tools; precision measuring tools Keno is a national key new products bear the Eleventh Five enterprises; Quinones Precision Measuring five consecutive years in order to obtain bank AAA credit ratings; cast iron plate features two cast iron plate wear after use, can be re-repair scratch resume its accuracy. ? Cast iron plate coloring method available test parts flatness, with accurate, intuitive and convenient advantages. Push on through scraping of cast iron table base plate, the workpiece is relatively smooth, no astringent feeling, to facilitate the measurements, which ensures measurement accuracy. ? Cast iron plate quality and heat treatment quality produce flat performance for greater impact: or because of residual stress make larger working surface deformation; or because of impatience wear so that the accuracy can not be maintained; or because of lack of small value scraping difficulties