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YESTER guaranteed quality: 

From raw material to finished product.

Raw Material and Final Product Testing 

Yester is pleased to offer state-of-the-art in-house testing equipment for both your products’ raw material as well as finished quality assessment.

With the ever-growing regulatory environment on knowing what’s inside your trims products and making sure they are safe for your end consumer, Yester meets and exceeds the typical trims supplier’s requirements for delivering you the very best products for your brand.

Below you will find a detailed review for our various test equipment located on site at our China factory:

Spectrometer Metal Analyzer

Test functions include checking trims for the elements of CR, HG, PB, CD, NI, FE, CU and ZN. Meets or exceeds the testing requirements of Bureau Veritas and SGS.

Metal Detection Machine

Test functions include checking trims for a variety of metal contents most typically for lead. Meets or exceeds the testing requirements of Bureau Veritas and SGS. 

Metal Strength and Attaching Machine

Test functions include the strength for attachment of a shank or rivet to apparel. Testing functions can check for up to 20KGF pull. Meets or exceeds the testing requirements of Bureau Veritas and SGS.

Zipper Strength Testing Machine

Test functions include testing the integrity of the zipper and its open and close functions. Meets or exceeds the testing requirements of Bureau Veritas and SGS.

Salt Spray Testing Machine

Test functions include testing metal trims for corrosion resistance and color change on metal plating. Meets or exceeds the testing requirements of Bureau Veritas and SGS.

Consumer Washing Testing

Test functions include checking for trims’ appearance after domestic laundering and checking for color change. Meets or exceed the testing requirements of Bureau Veritas and SGS.