Established in 2011, Sichuan Tontube Technology Co.,LTD,was born for Armory factory served for Military Purpose. 

We are the leading manufacturer in China that is dedicated & committed to providing a One Stop Solution Service from designing, researching, developing, producing, and marketing various kinds of riflescopes - Short Range, Middle Range and Long Range, binoculars, monoculars, spotting scopes, zoom telescope, astronomical telescope, optics accessories, etc.,

Located in Chengdu - the "Land of Abundance", Sichuan Tongdudayi Technology Co.,LTD has over 300 employees including more than 30 research engineers and over 40 QC assistants.

We have an annual output value over US$20million with annual production capacity of 800,000 units, and the GMP certified manufactory area covers around 3,000 square meters.

By owning the worldwide most advanced core technology of Optical Instruments Field, we pride ourselves as the NO.1 ranking optics company on optics quality, good sales, and excellent pre-sales and after-sales service!

State-of-the-art technology, Outstanding optical performance, Rapid target acquisition, Ergonomic design and Unmatched quality help our company occupy a significant role among world-leading optics suppliers in niche market.

Our employees exceed at managing mechanical processing, forging, precision casting, finishing, heat processing, optical creation, designing, imaging and the coldworking of multi-coating., etc.,

We have been providing private label/OEM service to thousands of companies, big and small, in USA, Europe, Pacific Rim countries, such as U.S.A, Canada, UK, Germany etc.,

"Quality is our culture" - We have been engaged in OEM and ODM service for companies all over the world!

Company Capability
1) 20 Years Experience & 5 Years Quality Warranty
- With the most complete product series,one of the market leader for high-end optical instrument including riflescopes,binoculars and monocular for > 20 years.
- Offer 5 Years Quality Warranty.

2) Optical Instruments models
Offers the most comprehensive optical instruments models (>250 models)

3) OEM/ODM
Provides OEM/ODM/Customized service and have served >100 brands including 20 famous brands

world, big medium and small. At present, our business partners located throughout every continent, developing around 100 brands, include 30 famous brands - Discovery, Vector, Marcool, Visionking, Nikula, Bresser, etc.,

"Continuous Technology Innovation & New Products R&D is our concepts" - Just as nature never comes to a standstill and constantly changes, our company is always striving with a tireless curiosity and relentless passion to set new standards with technical innovations, increase product range and insisting on developing new products each month.

Sichuan Tontube Technology Co.,LTD welcomes customers from all over the world. We are sincerely dedicated to partnering with you and enabling you to pursue win-win situation.