All manufacturing processes and test procedures of Opal are strictly overseen by our professional workers who are equipped with the know-how for the sanitary ware industry. We have professional QC team to strictly control quality of our products
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The testing for Opal includes medical materials reliability testing and evaluation, biocompatibility testing, durability testing, and chemical exposure testing. Our products are well packaged and protected during transportation
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During the development phase, the materials of Opal have been tested on its performance including bending test, tensile test, rubbing fastness test, and water repellency test. We have professional QC team to strictly control quality of our products
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The touch screen of Opal is manufactured strictly complying to the touch-based technology standards. The resolution of the screen is tested to be highly sensitive. With its own superb technology and efficient service, Tuowei hand model is well accepted at home and abroad
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In the unpredictable waves of evolving regulatory requirements for Opal , the factory collaborates closely with reliable quality authentication institutes to guarantee its quality meets the gifts and crafts standards. We have professional QC team to strictly control quality of our products
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The product is not easily subject to deformation or deterioration. Because it's nonporous, it will not absorb any water or moisture when used to hold food. The surface of our prototypes is smooth and flat