FDA Investigator

Charles L Zhou

Latest inspection on record: Grand Rapids, United States, November 2021 · records back to 2015

Human DrugsFoods & CosmeticsAnimal Drugs & Feeds

FDA inspection record · Last updated July 12, 2026

Overview

  • 68 inspections across 57 sites are on record.
  • 224 Form 483 observations are attributed to this investigator.
  • Most recent recorded activity is 2021-11-10.

At a glance

Inspections

68

Sites

57

Observations

224

Career since

Nov 2015

Recent inspections

Most recent inspections in the published record.

SiteDateCategoryForm 483
Nice-Pak Products, LLC10 Nov 2021Human DrugsView 483 →
Kingchem Laboratories Inc.22 Oct 2021Human DrugsOn file
Hello Life, Inc2 Sep 2021Human DrugsView 483 →
CASAD Company Inc18 Aug 2021Human DrugsView 483 →
Dow AgroSciences L.L.C.29 Jul 2021Human DrugsOn file

Sites inspected

Nice-Pak Products, LLCGrand Rapids, United States1 insp.
Kingchem Laboratories Inc.Saint Francis, United States1 insp.
Hello Life, IncGrand Rapids, United States1 insp.
CASAD Company IncColdwater, United States1 insp.
Dow AgroSciences L.L.C.Harbor Beach, United States1 insp.

Co-investigators

Investigators who share inspections with this person.

Full investigator report

Get the verbatim findings behind Charles L Zhou's 224 observations

Source 483 PDFs, verbatim observations, and how each site responded, so your team knows what they cite before they arrive.

  • New inspections and Form 483s, mapped to the CFR citation
  • Warning letter outcomes, and the citation patterns they repeat
  • Their co-investigators, so no surprises about who shows up on site