NSF Product and Service Listings
These NSF Official Listings are current as of Sunday, March 1, 2026 at 12:15 a.m. Eastern Time. Please contact NSF to confirm the status of any Listing, report errors, or make suggestions.
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NSF/ANSI 173, Section 8
Which Includes FSMA and cGMP (21 CFR 111), (21 CFR 117).
| Richtek Ltd | |
| 3-402, No.17, Yuxue Street, Ganjingzi District | |
| Dalian City, 21 | |
| China | |
| +86-411-84675095 |
Manufacturing Facility
| Qingdao Seawit Life Science Co., Ltd. |
| No.100, Kongquehe 3 Road, Jimo District |
| Qingdao City, 37 |
| China |
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