Ningxia KS Minerals & Industrials Co.,Ltd. is a joint-stock system operation of enterprise group, we mainly focus on producing and exporting business, are one the largest leading manufacturers traders in China,enjoying high reputations for good business ...

ingxia Hengtai Carbons Co., Ltd is an integrated joined -stock enterprise who professional specializing in the production and exporting Business.We were established 2004 with 50 million *s ,located at Chonggang Industrial Zone ,Pingluo ...