Contact CS
Contact CS about a magnet project, artwork or supplier review
- magnet@guangdongcs.com
- +86 158 8947 7858 (Ace, Export Sales)
- Response time
- Within 12 hours
- Factory
- Shenzhen, China
New quotation
Use the structured RFQ form and include product route, quantity, size, artwork, packaging, target market and required date. The site records the submission for review; use the displayed request reference when emailing artwork to our team at magnet@guangdongcs.com.
Artwork and engineering question
Email our team at magnet@guangdongcs.com with the intended product size, use, reference artwork and the decision you need help with—for example 2D versus 3D, enamel versus print, backing location or packaging.
Quality, compliance or existing order
Email magnet@guangdongcs.com and identify the project or quotation reference, market and document needed. Do not send confidential test reports or customer files through an unverified public channel.
Manufacturing and contracting roles
Manufacturing enquiries are handled by Shenzhen Changsheng Sign Co., Ltd. at the factory address below. International contracting, invoicing and payment are handled by CHANGSHENG HARDWARE SIGNS MING-EDITION (HK) LIMITED.
Manufacturing and factory contact
Shenzhen Changsheng Sign Co., Ltd.
Room 105, Building D, No. 36 Xingbao Road, Kengzi Subdistrict, Pingshan District, Shenzhen, Guangdong, China
Manufacturing enquiries and factory contact.
International contracting, invoicing and payment
CHANGSHENG HARDWARE SIGNS MING-EDITION (HK) LIMITED
International contracting, invoicing and payment.
Project brief at a glance
What is this page for?
Route magnet project, artwork and supplier-review enquiries to CS.
What should a buyer provide?
Product or use, quantity per design, size, artwork status, packaging, target market and required date.
Order details
Our minimum order starts at 100 pcs per design, with the best unit pricing from 500 pcs. Lead time, capacity, certification, magnet grade and compliance remain project-specific until evidence is reviewed.
Frequently asked questions
Which contact channel should I use?
Use magnet@guangdongcs.com and address the message to our team.
Can I send a supplier questionnaire?
Yes. Include the project scope and required return date so the team can confirm which questions and documents apply.
Can I contact CS about unrelated product categories?
CS is focused on magnet projects. Unrelated categories require a separate confirmed route and are not presented as CS capabilities.
What should I include for an existing order?
Provide the order or project reference, company, contact, issue, affected quantity and supporting photos or documents.
Contact CS
Send the available artwork or concept with quantity, dimensions, use, target market, packaging and required date.