iroyin

Awọn iroyin akọkọ loni: Sulfur Black BR ​​idiyele sọkalẹ nipa usd50.-/mt ju oṣu to kọja lọ.

https://www.tianjinleading.com/sulphur-black-1.html

https://www.tianjinleading.com/sulphur-black-1.html


Akoko ifiweranṣẹ: Oṣu Kẹrin Ọjọ 07-2020