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Dongguan Changrong Gift Co., Ltd. quality control

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Custom Business Backpack
(48)

School Backpacks
(13)

Custom Travel Backpack
(15)

Custom Hiking Backpack
(16)

Custom Tactical Backpack
(38)

Custom Lightweight Backpack
(33)

Custom Sports Backpack
(7)

Custom Dry Bag
(21)

Custom Canvas Backpack
(30)

Custom Vegan Leather Backpack
(1)

Custom Duffel Bag
(22)

Custom GYM Bag
(13)

Custom Sling Bag
(13)

Custom Fanny Pack
(2)

Custom Messenger Bag
(2)

Certification

Customer Reviews

"Finding a true engineering partner who can execute complex tech packs without cutting corners is rare. IN-BOOM took our 3-in-1 hybrid travel pack from blueprint to a flawless production-ready prototype in just 7 days. Their precision cut & sew craftsmanship, full compliance with GRS and Cal Prop 65, and commitment to low-MOQ market testing helped

—— Marcus Vance

"For technical mountaineering packs, structural integrity is a matter of safety. We put IN-BOOM's ergonomic load-bearing systems and reinforced bar-tack stitching through brutal field tests, and the build quality exceeded all our benchmarks. Their sample room has an exceptional grasp of technical fabrics and heavy-duty hardware. We couldn't ask for

—— Thomas Lindqvist

"Our 100% waterproof dry bags require flawless high-frequency seam welding, and IN-BOOM delivers absolute perfection every production run. Their strict incoming material checks and zero-defect pressure testing ensure that not a single drop gets through. Working with Jack and his R&D engineering team gave us the exact competitive edge we needed in t

—— David Sterling

"Military-grade packs leave no room for error. IN-BOOM understands heavy Cordura construction, MOLLE precision alignment, and Mil-Spec tolerances down to the millimeter. Their factory audits and 100% pre-shipment inspections give us total peace of mind. Exceptional craftsmanship, on-time delivery, and unmatched professionalism."

—— Col. Nathan Reynolds

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QC Profile

Certification

Standard:RoHS

Number:RCT20210810001R

Issue Date:2025-08-10

Issued By:Shenzhen RCT testing Technology Co.,Ltd

Standard:BSCI

Number:156-035626-000

Issue Date:2026-08-14

Expiry Date:2027-08-19

Issued By:AMFORI

Standard:FAMA

Number:FAC-078952

Issue Date:2025-11-06

Issued By:DISNEY

Standard:ISO9001

Number:DN/CN 2505053Q

Issue Date:2025-05-05

Expiry Date:2028-05-04

Issued By:Dazhong(Guangzhou) Certification Co.,Ltd

Standard:NBCU waiver approval

Number:L-8168

Issue Date:2026-10-01

Expiry Date:2027-09-30

Issued By:UNIVERSAL STUDIOS

Contact Details

Dongguan Changrong Gift Co., Ltd.

Contact Person: Mr. Wang

Tel: +86 13530730060

Dongguan Changrong Gift Co., Ltd. quality control

Custom Business Backpack

School Backpacks

Custom Travel Backpack

Custom Hiking Backpack

Custom Tactical Backpack

Custom Lightweight Backpack

Custom Sports Backpack

Custom Dry Bag

Custom Canvas Backpack

Custom Vegan Leather Backpack

Custom Duffel Bag

Custom GYM Bag

Custom Sling Bag

Custom Fanny Pack

Custom Messenger Bag

Custom Business Backpack

Sleek Custom Business Backpack Minimalist Office Daypack Waterproof 18L

Multi Compartment Laptop Backpack Weatherproof 25L 600D Oxford

School Backpacks

College School Backpacks Teens Casual Travel Daypack USB Charging Port 20L

Color Block School Backpacks Large Laptop Bookbag College Students 30L