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x| No. | Cert No. | Accreditation Type | Survey Date | Product Name | Name | Address |
| 1 | Works approval | 2025-12-26~ 2031-01-06 | Steel Forgings 锻钢件 | Fushun Special Steel Co., Ltd. | No.8, East Anshan Road, Wanghua District, Fushun, Liaoning Province, P.R.China | |
| 2 | Works approval | 2025-12-25~ 2030-06-09 | Welded Steel Pipes 焊接钢管 | HYUNDAI STEEL PIPE COMPANY - Ulsan Works | 706, Yeompo-ro, Buk-gu, Ulsan, Korea | |
| 3 | Works approval | 2025-12-25~ 2030-04-24 | Steel Forgings 锻钢件 | Jiangyin Tonqing Machinery Manufacture Co., Ltd. | No. 18, Sandun Road (East), Zhouzhuang Town, Jiangyin, Jiangsu | |
| 4 | Works approval | 2025-12-25~ 2030-04-24 | Steel Forgings 锻钢件 | Jiangyin Tonqing Machinery Manufacture Co., Ltd. | No. 18, Sandun Road (East), Zhouzhuang Town, Jiangyin, Jiangsu | |
| 5 | Works approval | 2025-12-25~ 2030-04-24 | Steel Forgings for Lifting Appliances 起重设备用锻钢件 | Jiangyin Tonqing Machinery Manufacture Co., Ltd. | No. 18, Sandun Road (East), Zhouzhuang Town, Jiangyin, Jiangsu | |
| 6 | Works approval | 2025-12-25~ 2030-04-24 | Steel Forgings for Lifting Appliances 起重设备用锻钢件 | Jiangyin Tonqing Machinery Manufacture Co., Ltd. | No. 18, Sandun Road (East), Zhouzhuang Town, Jiangyin, Jiangsu | |
| 7 | Works approval | 2025-12-23~ 2030-12-19 | Steel Section 钢型材 | Changshu Longteng Special Steel Co., Ltd. | No.9 Jusha Road, Meili Town, Changshu, Jiangsu Province | |
| 8 | Works approval | 2025-12-23~ 2030-12-19 | Steel Section 钢型材 | Changshu Longteng Special Steel Co., Ltd. | No.9 Jusha Road, Meili Town, Changshu, Jiangsu Province | |
| 9 | Works approval | 2025-12-23~ 2030-12-19 | Steel Section 钢型材 | Changshu Longteng Special Steel Co., Ltd. | No.9 Jusha Road, Meili Town, Changshu, Jiangsu Province | |
| 10 | Works approval | 2025-12-23~ 2030-12-19 | Steel Section 钢型材 | Changshu Longteng Special Steel Co., Ltd. | No.9 Jusha Road, Meili Town, Changshu, Jiangsu Province | |
| 11 | Works approval | 2025-12-23~ 2030-12-19 | Steel Section 钢型材 | Changshu Longteng Special Steel Co., Ltd. | No.9 Jusha Road, Meili Town, Changshu, Jiangsu Province | |
| 12 | Works approval | 2025-12-23~ 2030-12-19 | Steel Section 钢型材 | Changshu Longteng Special Steel Co., Ltd. | No.9 Jusha Road, Meili Town, Changshu, Jiangsu Province | |
| 13 | Works approval | 2025-12-22~ 2030-12-26 | Seamless Steel Pipes and Tubes、Welded Steel Pipes 无缝钢管、焊接钢管 | Zhejiang Dewei Stainless Steel Piping Co.,Ltd. | No.888, Jiagang Road, Xinfeng Town, Nanhu District, Jiaxing City, Zhejiang Province | |
| 14 | Works approval | 2025-12-19~ 2030-12-18 | Steel Casting 铸钢件 | Dandong Dawang Steel Castings Co., Ltd. | Xiaozhujiatun Group (6), Dawangtun Village, Pusamiao Town, Donggang City, Dandong, Liaoning Province, P.R.China | |
| 15 | Works approval | 2025-12-19~ 2030-12-18 | Steel Casting 铸钢件 | Qingtian Baoli Casting Co.,Ltd. | Dongshan Industrial Zone,Gaohu Town,Qingtian County,Linshui City,323900Zhejiang P.R.China | |
| 16 | Works approval | 2025-12-19~ 2030-12-18 | Steel Casting 铸钢件 | Dandong Dawang Steel Castings Co., Ltd. | Xiaozhujiatun Group (6), Dawangtun Village, Pusamiao Town, Donggang City, Dandong, Liaoning Province, P.R.China | |
| 17 | Works approval | 2025-12-18~ 2030-11-07 | Steel Forgings 锻钢件 | Shanghai Shenjiang Forging Co.,Ltd. | No.2, Jiefangdaoxihuan Road, Jiangqiao, Jiading, Shanghai, P.R.China | |
| 18 | Works approval | 2025-12-17~ 2030-12-16 | Welded Steel Pipes 焊接钢管 | Zhejiang Bosheng Steel Group Co., Ltd. | (No. 7, Chixing Road Chishou Township) Shanhai Collabration Zone, Yuyao, Songyang County, Lishui City, Zhejiang Province. | |
| 19 | Works approval | 2025-12-17~ 2030-12-24 | Steel Pipe Fittings 钢质管件 | Jiangyin Hailu High Pressure Pipe Fittings Co.,Ltd. | No.777 Jinshi Road, Chengjiang Town, Jiangyin City, Jiangsu Province | |
| 20 | Works approval | 2025-12-17~ 2030-12-16 | Welded Steel Pipes 焊接钢管 | Zhejiang Bosheng Steel Group Co., Ltd. | (No. 7, Chixing Road Chishou Township) Shanhai Collabration Zone, Yuyao, Songyang County, Lishui City, Zhejiang Province. |