Company
Certifications, Audits & Test Reports
CSTICKER is the label and sticker brand of our Shenzhen manufacturing group. The certificates below are issued to our group company, Shenzhen Changsheng Sign Co., Ltd., and we state the scope of each one exactly as written on the document. Full copies are available to buyers on request.
ISO 9001:2015 Quality Management System
| Certificate holder | Shenzhen Changsheng Sign Co., Ltd. (group company) |
|---|---|
| Standard | GB/T 19001-2016 / ISO 9001:2015 |
| Certificate No. | 21424Q0243R0S |
| Issued by | Shenzhen Guo Heng Certification Co., Ltd. (CNAS accredited) |
| Valid | Issued 2024-08-09 · recertified 2026-10-21 · expires 2027-08-08 |
| Scope | Manufacture of arts and crafts [metal and plastic (signs, cards), metal badges] |
The certified scope covers signs, cards and badges made by our group. Labels and stickers are not listed in this scope. The certificate can be checked on www.chinaghc.com and www.cnca.gov.cn.
Alibaba Verified Supplier · Intertek Onsite Assessment
| Company | Shenzhen Changsheng Sign Co., Ltd. (group company) |
|---|---|
| Certification No. | 482671809_P+T |
| Assessment | Onsite assessment conducted by Intertek |
| Valid | 28 Jan 2026 to 27 Jan 2027 |
Online verification is available through Intertek’s supplier verification service.
EU Authorized Representative (GPSR)
| Manufacturer | Shenzhen Changsheng Sign Co., Ltd. (group company) |
|---|---|
| EU representative | EUREP ENV S.L., Paseo de la Castellana nº43, 28046 Madrid, Spain |
| Agreement No. | EUREP-2026040915400235016 |
| Valid | 13 Apr 2026 to 12 Apr 2028 |
Appointed under the EU General Product Safety Regulation for products placed on the EU market. Contact details of our staff have been removed from the image.
amfori BSCI Social Audit
| Audited site | Our group’s Shenzhen production site |
|---|---|
| Audit | amfori BSCI social audit completed in May 2026 |
The audit report is shared with buyers on request.
SGS REACH Test Report · Nickel Metal Stickers
| Report No. | SZXPC24001377501 (SGS, May 2024) |
|---|---|
| Sample | Nickel metal sticker, submitted by Shenzhen Changsheng Sign Co., Ltd. |
| Test | REACH SVHC screening: 240 Candidate List substances plus potential SVHCs listed in the report |
| Result | Pass — all at or below 0.1% (w/w) |
This report applies to nickel metal stickers only. See our nickel metal labels page.
Label Material Test Reports (Supplier)
| Issued to | Our self-adhesive label stock supplier (not to CSTICKER) |
|---|---|
| EU PPWR (Aug 2026) | PP synthetic, art paper and PET self-adhesive label stock; matt BOPP lamination film — total lead, cadmium, mercury, hexavalent chromium and total fluorine: Pass |
| PET label stock (Dec 2025) | RoHS 3.0 substances, REACH SVHC screening (251 substances) and California Proposition 65 lead, cadmium and phthalates |
| Safety data | MSDS for matt synthetic paper |
These SGS reports cover the tested materials only, as supplied by our material supplier. Ask us which material your order will use and we send the matching report.
Need a Copy of a Certificate or Report?
Email or WhatsApp Bella with the document you need and your company name. We send full copies of certificates and test reports to buyers on request, usually within 12 hours.