alumite), zeolite, illite, Wongiseok (vitality stone), Guiyangseok (a sandstone), magnetite, etc.] concerned with the results of continued research on the role and function of a multi-functional ceramic ball related to ...

Alumite Anodizing Technology from Japan, all our products are able to pass the non-discolor test carried out by the Hong Kong Productivity Council. Ngai Kien offers a wide range of products including watch buckle, ...

Co., Ltd. Is fully furnished with state-of the art equipments from extrusion of each alumninum product to surface treatment (processing, polishing, alumite, coloration, powder electro-static paintin, wrapping) ...