Shenzhen Tongsion Technology Co., Ltd have more than 10 years experience in researching & developing, manufacturing and selling fiber optical communication products for FTTX, Data communication, telecommunication and other optical transmission systems.
TONGSION can supply optical transceivers from 100M to 100Gbps, media converter & switch, POE switch, DAC & AOC cables, fiber optic patch cord, fast connector, CWDM MUX/DEMUX, and so on.
Professional, dedicated, With reliable quality and competitive pricing, TONGSION supply over-expected products and service to customers, In the past years, TONGSION have won the confidence and great reputation from more than 30 oversea customers, such as USA, France, Germany, Spain, Russia, Denmark, Indonesia, Malaysia, Singapore, Korea, and etc.
Our R&D closely follow up with the world industrial trend. With professional skills and responsible attitude. We implement strict flow management in manufacturing process to make sure high quality.
As one of rapidly developing enterprise, based on multi-win commercial principle. TONGSION would like to grow with all of our customers and partners.
Our Reception:
Our Office:

Our service:
1. Free training and Consultation.Please feel free to contact us if you have any questions,our sales team will respond promptly.
2. Responsible and constantly after-sale service.
3. Strict quality control, 100% testing before shipment. Tongsion Technology promise 3 years warranty for all products shipped from us.
4. Fast response on sales support,we will act quickly and precisely during inquiring and dealing.
5. OEM/ODM we support customized technology and manufacturing. Welcome to send us your special requirements.
6. Competitive factory price
7. Keep stock, fast delivery
Our team:
We are working to build up a great team with: Professional Honesty Responsible Meticulous
Corporate values:
Makes our job valuable for the customer,valuable for all the employees and valuable for the society
We have a group of professional teams,which include:
Sales Department
R&D Department
Purchase Department
Financial Department
Quality Control Department
Manufacturing Center deparment
Logistic department
Shenzhen Tongsion Technology Co., Ltd.
Address: 1008-3, Building B, Tower 1, Huaqiang Creative Industrial Park, Guangming Street,
Guangming District, Shenzhen City, Guangdong Province, China
TEL: +86 755 22678831
Mobile/WhatsApp: 0086-13530268229E-mail: sales@tongion.com; anne@tongsion.com
WeChat: 0086-13530268229
Website: www.tongsion.com
Oversea Sales
If you have any requirement for us, pls email to sales@tongsion.com, we will reply you in 24 hours.
Complaint & Advice
If you have any complaint or advice about our products or service, pls write email to info@tongsion.com.
Technical Support
To request technical information, installation support and troubleshooting assistance,
please contact support@tongsion.com.
Shipping
We ship by FedEx, DHL or UPS Express to worldwide. If you have any preferential shipping method,please contact our sales.
OEM&ODM service
OEM and ODM service is available. The experienced employees, strong R&D team and OEM&ODM capability enable us to offer high-quality products to you.
We can supply products according to your requirements, and design products label for your company. Any service for OEM & ODM, please contact our sales.









