SEMA Electronics Technology Co., Ltd

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1. dental consumables

dental cheek retractors and protective eyewear

2. Teeth Whitening Kit

SEMA whitening kit ensures patient safety, comfort on the basis of nanophotocatalyst for faster whitening results. Featured with excellent hydrophilicity, adhesive and permeability, the whitening gel can rapidly oxidize the teeth through the ...

3. Portable Teeth Whitening Accelerator

SEMA Teeth Whitening Accelerator is very effective for teeth that have been stained by smoking or by consuming substances, also by certain medicines, such as tetracycline, or speckled by fluoride as well as hereditary yellow teeth, making you ...