彩虹膜在行内的称呼叫做大光栅膜,这种膜的母版制作对工艺及设备要求及高.国内能制作这种材料的包括我司在内只有寥寥几家,做为一种较基本的镭射包装材料,它可以单独使用,也可以再附加上其它镭射图案.是使用较广的一种包装材料。
Beijing Yizheng Hefeng Investment Management Consulting Co., Ltd, incorporated in 2004, mainly engages in international trade, investment in the industry and commerce, and financial business. The Company will emphasize the development of FINE CHEMICAL-INDUSTRIAL PRODUCTS, the main products are: MEDICINE INTERMEDIATE, ORGANIC CHEMICAL-INDUSTRIAL PRODUCTS, INORGANIC CHEMICAL-INDUSTRIAL PRODUCTS, AND BIOLOGICAL DYE. The Company holds the principles of “Honesty and faith, Innovation, Competitive Cooperation, and Win-Win”. We work hard hand in hand in cooperating with all of the new and old clients home and abroad for a brighter future, by providing incessantly a wide range of innovated products and ever-being-improved professional services.