TO WHOM IT MAY CONCERN

This is to inform you that our website is not up to date.

We produce Sulphur Black BR with Strength of 100%, 150%, 180% , 200% and 220%. 

 We are the largest manufacturer of Sulphur Black in china

If you have any queries you may contact us

     Kind Regards

                                                                            SHANXI YINCHANG CHEMICAL CO.,LTD

                                                                                                2025-May-18