shanghai crafter 20oz 30oz Double walled stainless steel tumbler cups vacuum insulated travel coffee tumbler factory

Own environmental protection electrolysis workshop.We invested our own lawful electrolysis working shop, this is an important guarantee for delivering qualified goods to customers on time.Just think about a few years ago, when the chinese government was investigating environmental issue, how many factories delayed delivery, or hand over lots bad electrolytic quality products. If you cooperate with us, you can say goodbye to these issue.

Strict quality control.Although automatic machine make every product in same finishing, we still have QC check the key quality process, such as size of the key parts, insulation performance test, electrolysis quality checking, polishing checking，laboratory test and etc.

Powerful auto production line.Automatic is a key competition for nowadays manufacture. Most of our producing line is automatic, this will benefit our customers stable quality and competitive price.Raw stainless steel coil comes into our warehouse, then our auto tube making line welding the flat stainless steel to high quality tubes. Meanwhile, the tube will be cut into a correct size for next process.After that, our automatic mental working line makes the tubes to be inner and outer cup bodies.Before，18 workers can only producing 7000 pcs per day, now this automatic line can produce 12000 pcs per day, and only need 2 workers, further more, the quality is more stable, and workers will never be suffer the risk of hurt. Meanwhile, we have developed automatic stretching, automatic polishing, automatic welding, every process will be auto in the future.

One stop end to end manufacture.After years’ developing, we have become a huge one-stop stainless steel thermos manufacture. From raw materials to completed products. We established tool making, tube making, water swelling, stretching, metalworking, stamping, plastic parts injection, welding, vacuum-pumping, polishing，electrolysis, spraying, printing, and etc.