510(k) Report

FDA applicant

Shantou Institute of Ultrasonic Instruments Co., Ltd. (Siui)

Shantou, CN8 decisions2016–20210 recalls

FDA records 8 decisions for Shantou Institute of Ultrasonic Instruments Co., Ltd. (Siui) (Shantou, CN) from 2016 to 2021: 8 510(k) clearances. Most are in product codes IYN (System, Imaging, Pulsed Doppler, Ultrasonic) and IZL (System, X-Ray, Mobile). Since 2016 its 510(k)s took a median of 124 days from receipt to decision, against 52 for FDA’s reviews in the same codes and years. Its devices cite 10 predicates, 3 of them its own earlier devices. No recall is linked to its devices.

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) refreshed weekly, last Nov 3, 2026

FIG. A — Illustration, radiology panel, where it files most

How often FDA has decided Shantou Institute of Ultrasonic Instruments Co., Ltd. (Siui)’s devices, and how often a recall has named them.

FDA decisions per year

3in 2021

2016: 12017: 12020: 32021: 3
2016high 3 (2020) · low 0 (2018)2026

2026 so far, outlined.

Recalls per year

No recall linked to its devices since 2016.

FIG. 1 — Shantou Institute of Ultrasonic Instruments Co., Ltd. (Siui) by year, 2016–2026Sources: FDA decision databases, recall and enforcement reports · Data through Oct 25, 2026

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Other applicant names beginning “Shantou”

FDA records each applicant name separately; these may or may not be the same firm.