Premium quality materials
High-quality food-grade stainless steel and plastics, produced under FDA and LFGB food-safety standards to protect every family we serve.
Since 2001 · Yongkang, Zhejiang · China
Double-wall stainless steel vacuum drinkware, made end to end in our own factory
Tooling, injection, hardware stamping and assembly all run in-house — so we control cost, quality and lead time from the first sketch to the sealed carton. Vacuum flasks, insulated bottles, coffee mugs, travel pots and tumblers, built to FDA and LFGB food-safety standards.
30years
Drinkware manufacturing experience
10,000m²
Self-owned factory floor area
17lines
Hardware, injection & assembly lines
6,000,000US$
Annual export volume
Why buyers choose us
Four reasons global brands keep coming back
Competitive pricing
A mature cost-control system across tooling, materials and assembly lets us quote aggressively without cutting corners on quality.
Customizable solutions
Three decades of drinkware experience plus our own mould workshop make OEM and ODM projects fast, accurate and affordable.
Timely global delivery
Smart routing and risk mitigation compress lead time to as little as 7–25 days, keeping your inventory lean and your launches on schedule.
30+
years of production experience
About us
A reliable manufacturing partner behind the world's drinkware brands
Established in 2001, Shiqiang Flask has grown into one of China's leading stainless steel water bottle manufacturers, exporting high-quality vacuum flasks, insulated bottles, coffee mugs and tumblers worldwide.
- In-house product development, tooling, injection and assembly
- 3 hardware lines, 12 injection lines, 2 assembly lines
- OEM / ODM projects developed efficiently at low cost
Product range
Twelve product families, one factory
Best sellers
Products our partners reorder most
How we work
From first sketch to sealed carton
R&D & tooling
In-house mould workshop turns concepts into production-ready tooling quickly and at low cost.
Injection moulding
12 injection lines produce lids, handles and accessories from food-grade polymers.
Hardware forming
3 hardware lines draw, spin and weld the double-wall stainless steel bodies.
Assembly & QC
2 assembly lines with vacuum, leak and thermal testing before every shipment.
Newsroom
Latest from Shiqiang
2026-04-15
第139届中国进出口商品交易会（广交会）盛大开幕
万商云集，全球瞩目。4月15日，第139届中国进出口商品交易会在广州琶洲国际会展中心隆重开幕。 本届广交会展览总面积达155万平方
2026-04-14
为了“喝热水”，一季度外国人从中国买了50亿元保温杯
新京报讯（记者姜慧梓）为了体验喝热水的“中式生活”，一季度外国人从中国买走50亿元的保温杯。4月14日，国新办举行一季度进出口情况新闻发布会。海关总署副署长王军
Ready to build your next drinkware line?
Send us your target capacity, budget and market — our export engineers reply with a full quotation within 24 hours.