Who We Are
Established in 2001, WUYI SHUANGLI CUP CO., LTD. has grown over the past 25 years to become one of the world's leading manufacturers of stainless steel vacuum flasks. Our facility spans a total floor area of 100,000㎡ and employs about 1,000 people. As a fully-integrated enterprise, we manage all processes in-house, including R&D, production, sales, and service for our stainless steel flasks, water bottles, coffee pots and mugs. Our products are exported to more than 70 countries worldwide.
Driven by our vision of the future, we are currently developing a 5G intelligent factory, a key step in our transformation into a green, environmentally friendly, and intelligent modern enterprise.
WUYI SHUANGLI CUP CO., LTD. operates under the motto"Quality First, Customer Satisfaction, Pragmatism, and Persistent Innovation." We are dedicated to excellence in all we do, from manufacturing superior products to delivering comprehensive one-stop service.
We warmly welcome you to visit our factory and look forward to building a productive and long-term partnership with you.


OEM
We provide end-to-end OEM solutions, leveraging expertise in design, engineering, and manufacturing. From concept creation to molding and large-scale production, we accelerate growth for your brand with reliable, high-quality products.
ODM
Our ODM services meet diverse private label needs, helping brands expand product lines quickly and cost-effectively.
Wholesale
As a trusted manufacturer, we offer bulk production and wholesale solutions with a wide range of sizes, materials, and finishes. With ready-to-ship inventory, we help brands and distributors scale faster with confidence.
Modern Factory
CMF Production Line
skilled workers
Automated Processes
Patents
R&D Investment
Self - owned Factories
We warmly welcome you to visit our factory and look forward to building a productive and long-term partnership with you.
WUYI, CHINA
- We are equipped with state-of-the-art automated production lines and an 800㎡ R&D laboratory featuring advanced testing equipment such as spectrometers and salt spray testers. Guided by our core principle that"Quality is the Foundation of Survival," we have implemented a complete management system and hold certifications including BSCI, Sedex, SA8000, ISO9001, ISO14001, ISO45001, and GB/T29490-2013. Our products also comply with international standards, having passed LFGB, FDA, and EU certifications.
- We maintain a strong focus on product quality and technological innovation, continuously developing new products with unique features tailored to market needs. This commitment to R&D has resulted in approximately 100 patents.
Trusted Quality with Certified Standards
Shuangli has long - term relationships with respected laboratories. Our products have passed the most rigorous tests and received certification according to the most stringent safety standards and regulations before they're made available to the market.










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