Leading Innovation in Lead-Free Vacuum Insulation Technology
15+ Years of Manufacturing Excellence in Yongkang, China. Delivering Stanley-Grade Quality to Global Brands
GLOBAL COMPLIANCE & QUALITY CERTIFICATIONS
At Gencore, we don't just manufacture drinkware; we engineer safety and reliability. Every product leaving our facility undergoes rigorous testing to meet and exceed global health regulations. Our certifications from FDA (USA), LFGB (Germany), and EC (Europe) are a testament to our commitment to 100% food-grade safety and chemical-free hydration.
Transparent Global Trade
Gencore operates with full transparency. Our strategic export partner and global operations hub, Liangchenli (Shanghai) Construction Technology Co., Ltd., holds comprehensive import and export rights. This allows us to handle international logistics, customs clearance, and global financial settlements directly, providing a secure and efficient "factory-to-door" supply chain for every client.
Scale Your Brand with Gencore’s Manufacturing Power
Curious about our process?
Our Strategic Production Hub: Yongkang, Zhejiang
Gencore operates from its self-owned 5,000m² state-of-the-art facility. This is where our R&D, advanced vacuum engineering, and large-scale manufacturing take place, serving the global demand for world-class drinkware.

Global Sales & Export Center (Shanghai)
Liangchenli (Shanghai) Construction Technology Co., Ltd. Our strategic window for global trade, compliance, and multi-currency financial settlements.

Verified Trade Operations
To ensure international trade compliance and financial security, all Gencore® global transactions are processed via our authorized financial hub in the Shanghai Free Trade Zone. We operate with 100% transparency to guarantee your funds and logistics.

Legal Compliance & Global Settlement
The name 'Construction Technology' represents our parent group's broader involvement in high-precision engineering and infrastructure. For our drinkware division, Liangchenli serves as the specialized Global Trade & Supply Chain terminal to ensure faster customs clearance.
Advanced Infrared Vacuum Testing
Our facility utilizes state-of-the-art automated infrared scanning to verify the insulation performance of every single bottle, ensuring 100% reliability before shipment.
Rigorous 100% Manual Inspection
Beyond automation, our skilled technicians perform a final manual check on every tumbler to ensure flawless surface finishing and perfect component fit.
Commitment to Sustainable Manufacturing

Eco-Friendly Production Standards
Our facility integrates nature into the workspace, promoting a sustainable and healthy environment for our team while maintaining high-efficiency output.

100% Recyclable Materials
Gencore is committed to the circular economy. We prioritize “recycled 304 stainless steel”, ensuring that every product we manufacture is as kind to the planet as it is durable for the user.
Ready to Partner with a Leading China Drinkware Factory?
Whether you are looking for bulk wholesale or custom OEM/ODM development, our expert team is ready to support your brand’s growth.
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