Certifications

Corncomp Certifications

Ningbo Corncomp Tech Co., Ltd holds the following independently audited certifications for its paper straw and food-service packaging manufacturing. Each certificate can be verified directly with the issuing body using the links below.

Company name note: Some certificates below (including the Zhejiang Manufacturing certification) list the certified entity as “Ningbo Yumi Biotech Co., Ltd.” This is the same company as Ningbo Corncomp Tech Co., Ltd. — “Yumi” is the Chinese pinyin-derived name used for official business registration in China, and “Corncomp” is the English brand and trading name used across this website, marketing materials, and other certifications. Ningbo Yumi Biotech Co., Ltd. and Ningbo Corncomp Tech Co., Ltd. refer to one single company, not two separate companies.

ISO 9001:2015 — Quality Management System
Certificate No.
01SJQ0010480001
Standard
GB/T19001-2016 / ISO9001:2015 Quality Management Systems – Requirements
Scope
R&D and Manufacturing of Food-Grade Paper Straw, Paper Bowl, Paper Box, Paper Plate, Plastic Lid, Paper Lid and Paper Cap (Export Only)
Certification Body
RINA Services S.p.A. (CNAS / IAF accredited)
FSC Chain of Custody Certified
Certificate No.
RINA-COC-001953
Standard
FSC-STD-40-004 V3-1; FSC-STD-50-001
Certified Site
No 2 Building, No 3 Wanquanhe Road, Xiapu Street, Beilun District, Ningbo City, Zhejiang Province, China
Certification Body
RINA Services S.p.A.
Verify
FSC Public Certificate Search (info.fsc.org)
BPI Certified Compostable
Standard
ASTM D6400, certified under the Biodegradable Products Institute (BPI) Certification Program for Compostable Products
Certified Product
Printed Paper Straws, max grammage 152 g/m²
Certification Reference
20230123-01
Verify
BPI Product Catalog listing for Ningbo Corncomp Tech Co., Ltd
BRC Global Standard for Packaging Materials
Certificate No.
CN24/00006923
Standard
Global Standard for Packaging Materials, Issue 7: October 2024
Grade
B
Audit Programme
Announced
Scope
Paper scroll slitting/die cutting, forming of disposable paper straw, paper bowl, paper cup, paper bucket and paper plate for food & beverage contact use; hot stamp forming of plastic lid (PET) for food & beverage contact use
Certificate Issue Date
13 July 2026
Certificate Expiry Date
5 August 2027
Certification Body
SGS United Kingdom Ltd (UKAS accredited)
Verify
BRCGS Official Certificate Directory
Product Compliance: Corncomp products are also tested and approved to FDA, LFGB, and EU AP 2002 food-contact standards, and the company has been a Disney Global Supplier since 2019.
Zhejiang Manufacturing (品字标) Certification
Certificate No.
CZJM2021P1072601R0S
Certified Entity
Ningbo Yumi Biotech Co., Ltd. — the official registered legal entity name for this same company. Ningbo Yumi Biotech Co., Ltd. and Ningbo Corncomp Tech Co., Ltd. are one and the same company: “Yumi” is the Chinese pinyin-derived name used in official company registration, while “Corncomp” is the English brand and trading name used throughout this website. They are not two separate companies.
Certified Site
Building 1, No.27 Yanshanhe North Road, Dabei Street, Beilun District, Ningbo City, Zhejiang Province, China
Standard
DB33/T 944.1-2014; DB33/T 944.2-2017; T/ZZB 1494-2019
Certification Mode
Product type inspection + “Zhejiang Made” evaluation and management review + post-certification supervision
Certified Product
Disposable Paper Drinking Straws — straight straw, white, 7×202mm
First Issued
28 October 2021
Valid Until
27 October 2027
Certification Body
Zhejiang Manufacturing International Certification Alliance (CQM – China Quality Mark Certification Group)
Verify
CQM Official Site (cqm.com.cn)
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