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        Hebei S.L. Commercial & Trade Co., Ltd exports industrial minerals and chemicals from China to the world since 1997.
        SL has its own Lab and Quality Control System.
        We test every shipment before it leaves the factory with the client’s testing methods and standards.
        We keep our testing samples up to 2 years.
        We calibrate our equipments regularly with the standard samples from our clients.
         
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          Details: Hebei S.L. Commercial & Trade Co., Ltd recognizes its role and responsibility as a corporate citizen, and as such is concerned with the protection of the environment for present and future generations.
        Web Copyright: S.L. Commercial & Trade Co.,Ltd ICP 06001661
        www.20517.com.cn www.ziboweida.cn www.168dk.cn www.eLwL.cn www.gzwh360.com.cn