Chinese cooperating exporting producers not sampled:
| Name | TARIC additional code |
|---|---|
| Baoding City Maikesaier Casting Ltd | C226 |
| Baoding GB Metal Products Co., Ltd | C232 |
| Baoding Hualong Casting Co., Ltd | C233 |
| Baoding Shuanghu Casting Co., Ltd | C234 |
| Bo Tou Chenfeng Casting Co., Ltd | C235 |
| Botou City Minghang Casting Co., Ltd | C236 |
| Botou City Qinghong Foundry Co., Ltd and the related company Cangzhou Qinghong Foundry Co., Ltd | C237 |
| Botou City Simencun Town Bai Fo Tang Casting Factory | C238 |
| Botou Dongli Foundry Co., Ltd | C239 |
| Botou GuangTai Precision Casting Factory | C240 |
| Botou Mancheng Foundry Co., Ltd | C241 |
| Botou Okai Foundry Co., Ltd | C242 |
| Botou Sanjiang Casting Co., Ltd | C243 |
| Botou TongYang Casting Factory | C244 |
| Botou Weili Precision Casting Co., Ltd | C245 |
| Botou Xinrong Foundry Co., Ltd | C246 |
| Botou Zhengxin Foundry Co., Ltd | C247 |
| Cangzhou Hongyuan Machinery & Foundry Co., Ltd | C248 |
| Cangzhou Yadite Casting Machinery Co., Ltd | C249 |
| Changsha Jinlong Foundry Industry Co., Ltd | C250 |
| Changyi City ChangZhan Casting Co., Ltd | C251 |
| China National Minerals Co., Ltd | C252 |
| Dingxiang Sitong Forging and Casting Industrial | C253 |
| Dingzhou Dongyu Foundry Co., Ltd | C254 |
| Handan City Jinzhu Foundry Co., Ltd | C255 |
| Handan Haolin Casting Co., Ltd | C256 |
| Handan Qunshan Foundry Co., Ltd | C257 |
| Handan Yanyuan Machinery Foundry Co., Ltd | C258 |
| Handan Yuanyang Foundry Co.,Ltd | C259 |
| Handan Zhangshui Pump Manufacturing Co., Ltd | C260 |
| Hebei Cheng'An Babel Casting Co., Ltd | C261 |
| Hebei Feixiang East Foundry Products Co., Ltd | C262 |
| Hebei Jinghua Casting Co., Ltd | C263 |
| Hebei Shunda Foundry Co., Ltd | C264 |
| Hebei Tengfeng Metal Products Co., Ltd | C265 |
| Hebei Zhonghe Foundry Co., Ltd | C266 |
| Hengtong Valve Co.,LTD | C267 |
| Heping Cast Co., Ltd Yi County | C268 |
| Jiaocheng County Honglong Machinery Manufacturing Co., Ltd | C269 |
| Jiaocheng County Xinlei Machinery Manufacturing Co., Ltd | C270 |
| Jiaocheng County Xinxing Casting Co., Ltd | C271 |
| Laiwu City Haitian Machinery Plant | C272 |
| Laiwu Xinlong Weiye Foundry Co., Ltd | C273 |
| Lianyungang Ganyu Xingda Casting Foundry | C274 |
| Lingchuan County Rainbow Casting Co., Ltd | C275 |
| Lingshou County Boyuan Foundry Co., Ltd | C276 |
| Pingyao County Master Casting Co., Ltd | C277 |
| Qingdao Jiatailong Industrial Co.,Ltd | C278 |
| Qingdao Jinfengtaike Machinery Co., Ltd | C279 |
| Qingdao Qitao Casting Co., Ltd | C280 |
| Qingdao Shinshu Casting Co., Ltd | C281 |
| Qingyuanxian Yueda Fountry Co., Ltd | C282 |
| Rockhan Technology Co., Ltd | C283 |
| Shahe City Fangyuan Casting Co., Ltd | C284 |
| Shandong Heshengda Machinery Technology Co., Ltd | C298 |
| Shandong Hongma Engineering Machinery Co., Ltd | C285 |
| Shandong Lulong Group Co., Ltd | C286 |
| Shanxi Ascent Industrial Co., Ltd | C310 |
| Shanxi Associated Industrial Co., Ltd | C287 |
| Shanxi Jiaocheng Xinglong Casting Co., Ltd | C288 |
| Shanxi Solid Industrial Co., Ltd | C289 |
| Shanxi Yuansheng Casting and Forging Industrial Co., Ltd | C290 |
| Shaoshan Huanqiu Castings Foundry | C291 |
| Tang County Kaihua Metal Products Co., Ltd | C292 |
| Tangxian Hongyue Machinery Accessory Foundry Co., Ltd | C293 |
| Tianjin Jinghai Chaoyue Industrial and Commercial Co., Ltd | C294 |
| Tianjin Yu Xing Da Casting Co., Ltd | C295 |
| Wangdu Junrong Foundry Co., Limited | C296 |
| Weifang Nuolong Machinery Co., Ltd | C297 |
| Weifang Weikai Casting Co., Ltd | C299 |
| Wen Shui Hengli Nature of the Company | C300 |
| Wuhan RedStar Agro-Livestock Machinery Co. Ltd | C301 |
| Zibo Joy's Metal Co., Ltd | C302 |