Quality Control

At LOT, we are committed to crafting vacuum bottles that excel in durability, functionality,
and safety, meeting the highest standards every step of the way.

Mastering Quality Control:
A Focus on Three Key Dimensions

Before Manufacturing

Raw Material Test
Collaborate with high-quality suppliers to ensure that raw materials
meet environmental and safety standards, and pass testing (LFGB FDA)

  • Coating Adhesion Test
  • Bisphenol A migration Test
  • Stainless Steel Raw Material Test

During Manufacturing

Step-by-step Inspection
From cutting, to pipe forming, hydroforming, shaping, rimming,
polishing, welding, and many other processes, each step is subject to
a strict quality inspection.

  • Initial Inspection
  • In-Process Inspection
  • Function Inspection

After Manufacturing

Inspection and Test
We will arrange inspection and test on the finished products to en sure
the stability of quality and provide customers with high-quality products

  • Product Inspection - Surface Function Packing
  • Product test - LFGB FDA BPA FREE
Get your
high-quality thermos today!

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