KOSUN has about 800 employees, covers 25000㎡ with whole set of SMT and AI workshops, 59 productions lines to guarantee a daily capacity for chargers @30000PCS and cables @100000PCS.
Kosun is an OEM/ODM manufacturer
30 years in Electronic Industry
KOSUN is a professional manufacturer, specialized in R&D, production and marketing of electronics, like chargers, adapters, cables, power banks.
Strong R&D Team
Educated and experienced engineers involve in research and development. They have a plenty of knowledge about how to design and make products at reasonable costs and meet customers’ requirements/standards from all over the world,such as CE&ROHS for European countries,UL,ETL&FCC for USA, PSE for Japan,SAA,C-TICK for Australia. With this,customers satisfaction rate is always high.
Complete Production Operating System
In-house production facilities and complete operating system enables us to make production cost and lead time competitive.
Excellent Quality Control
Follow ISO9001 strictly throughout the whole process, from incoming materials inspection to production quality control, perform in-house lab reliable tests, make deliveries after all units pass our internal inspection.
Short Lead Time
30-day is the standard, but shorter like 15-day can be achieved.
We can guarantee the best offer based on the same specification.
Professional Marketing & Sales Team
High-education ,well trained and experienced team at customers’ service any time,24 hours standby.
Long-term Business Partners
Our excellent quality and professional service satisfies the customers. The longest relationship with Kosun is around 20 years. We’re still expecting more number. You’re the one.
Product Development (R&D)
1. Industry Design (ID)
ID Engineers design product based on instructions from the customers,the company plan and market trendz.
2. Mechanical Design
Mechanical engineers make drawings accoridng to initial designs,study how to make them happen in toolings and productions,and improve wherever necessary to achieve compliances required and ease the following processes.
3. Electronic Design
Electronic engineers prepare PCB layout per mechanical designs and make sure they meet the standards required.
4. Mock-up samples
For initial verification,engineers arrange mockup samples for initial study and testing.If all look positive,it’s approved for the next process.
Start tooling with the approved drawings.
6. Functional samples
Prepare functional samples for internal and customer’s approval.
7. Pilot production
Arrange pilot production to make sure all are perfect in mass production,lab testing and end-users using.
8. Mass production
Arrange mass production after all reliable tests are perfectly done.
Arrange packing after all interal tests are well completed.
10. Product Shipment
Ship out the goods after they pass QA check.