| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1101.87 | USD | 20251128 |
| Shanxi Yangmei Chemical Machinery (Group) Co., Ltd. | China national standards | MT | 1130.12 | USD | 20251128 |
| Yangmei Taihua Coking Investment Co., Ltd. | China national standards | MT | 918.22 | USD | 20251128 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 925.29 | USD | 20251128 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1130.12 | USD | 20251128 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 918.22 | USD | 20251128 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1101.87 | USD | 20251128 |
| Zibo Zhongsheng Chemical Co., Ltd. | China national standards | MT | 1271.38 | USD | 20251128 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1101.87 | USD | 20251128 |
| Nanjing Waien Chemical Technology Co., Ltd. | China national standards | MT | 911.16 | USD | 20251128 |